# equation

### Is (1, 3) a solution to the equation y = 3x?

Is (1, 3) a solution to the equation y = 3x? Plug in x = 1 into y = 3x: y = 3(1) y = 3 The answer is yes, (1, 3) is a solution to y = 3x
Thread by: math_celebrity, Jan 31, 2022, 0 replies, in forum: Calculator Requests

### nandita earned \$224 last month. she earned \$28 by selling cards at a craft fair and the rest of the

nandita earned \$224 last month. she earned \$28 by selling cards at a craft fair and the rest of the money by babysitting. Complete an equation...
Thread by: math_celebrity, Jan 26, 2022, 0 replies, in forum: Calculator Requests

### Aliyah had \$24 to spend on seven pencils. After buying them she had \$10. How much did each pencil co

Aliyah had \$24 to spend on seven pencils. After buying them she had \$10. How much did each pencil cost? Let p be the number of pencils. We're...
Thread by: math_celebrity, Jan 22, 2022, 0 replies, in forum: Calculator Requests

### Does the point (3, 0) satisfy the equation y = x?

Does the point (3, 0) satisfy the equation y = x? plug in x = 3 and y = 0 into y = x 0 = 3 which is false. No, it doesn't satisfy the equation
Thread by: math_celebrity, Jan 16, 2022, 0 replies, in forum: Calculator Requests

### Write the sentence as an equation. 19 is equal to c less than 321

Write the sentence as an equation. 19 is equal to c less than 321 c less than 321: 321 - c The phrase is equal to means an equation, so we set...
Thread by: math_celebrity, Jan 15, 2022, 0 replies, in forum: Calculator Requests

### Charlie has \$2700 in his bank account. He spends \$150 a week. How many weeks will have passed when C

Charlie has \$2700 in his bank account. He spends \$150 a week. How many weeks will have passed when Charlie has \$600 in his bank account? Let w be...
Thread by: math_celebrity, Jan 13, 2022, 0 replies, in forum: Calculator Requests

### You practice the piano for 30 minutes each day. Write and solve an equation to find the total time t

You practice the piano for 30 minutes each day. Write and solve an equation to find the total time t you spend practicing the piano in a week....
Thread by: math_celebrity, Jan 12, 2022, 0 replies, in forum: Calculator Requests

### The difference between a number and 9 is 27. Find that number

The difference between a number and 9 is 27. Find that number The phrase a number means an arbitrary variable, let's call it x: x The difference...
Thread by: math_celebrity, Jan 8, 2022, 0 replies, in forum: Calculator Requests

### At the 2002 Winter Olympics, Austria won 2 gold medals. This was 1/8 of the total medals Austria won

At the 2002 Winter Olympics, Austria won 2 gold medals. This was 1/8 of the total medals Austria won. How many did Austria win? Let t be the...
Thread by: math_celebrity, Jan 8, 2022, 0 replies, in forum: Calculator Requests

### Length (l) is the same as width (w) and their product is 64.

Length (l) is the same as width (w) and their product is 64. We're given 2 equations: lw = 64 l = w Substitute equation (2) into equation (1):...
Thread by: math_celebrity, Jan 7, 2022, 0 replies, in forum: Calculator Requests

### A fraction has a value of 3/4. If 7 is added to the numerator, the resulting fraction is equal to th

A fraction has a value of 3/4. If 7 is added to the numerator, the resulting fraction is equal to the reciprocal of the original fraction. Find...
Thread by: math_celebrity, Jan 3, 2022, 0 replies, in forum: Calculator Requests

### spent \$19.05. ended with \$7.45. how much did you start with?

spent \$19.05. ended with \$7.45. how much did you start with? Let s be the amount we started with. We're given: s - 19.05 = 7.45 To solve this...
Thread by: math_celebrity, Jan 3, 2022, 0 replies, in forum: Calculator Requests

### Your profit for mowing lawns this week is \$24. You are paid \$8 per hour and you paid \$40 for gas for

Your profit for mowing lawns this week is \$24. You are paid \$8 per hour and you paid \$40 for gas for the lawn mower. How many hours did you work...
Thread by: math_celebrity, Jan 1, 2022, 0 replies, in forum: Calculator Requests

### evelyn needs atleast \$112 to buy a new dress. She has already saved \$40 . She earns \$9 an hour babys

evelyn needs atleast \$112 to buy a new dress. She has already saved \$40 . She earns \$9 an hour babysitting. How many hours will she need to...
Thread by: math_celebrity, Dec 17, 2021, 0 replies, in forum: Calculator Requests

### the average of eighty-five and a number m is ninety

the average of eighty-five and a number m is ninety Average of 2 numbers means we add both numbers and divide by 2: (85 + m)/2 = 90 Cross...
Thread by: math_celebrity, Dec 3, 2021, 0 replies, in forum: Calculator Requests

### Angie is 11, which is 3 years younger than 4 times her sister's age.

Angie is 11, which is 3 years younger than 4 times her sister's age. Let her sister's age be a. We're given the following equation: 4a - 3 = 11...
Thread by: math_celebrity, Dec 3, 2021, 0 replies, in forum: Calculator Requests

### Jim has \$440 in his savings account and adds \$12 per week to the account. At the same time, Rhonda h

Jim has \$440 in his savings account and adds \$12 per week to the account. At the same time, Rhonda has \$260 in her savings account and adds \$18...
Thread by: math_celebrity, Dec 2, 2021, 0 replies, in forum: Calculator Requests

### The Lakewood library has \$8,040 to buy science magazines. If each magazine costs \$3, how many magazi

The Lakewood library has \$8,040 to buy science magazines. If each magazine costs \$3, how many magazines will the library be able to buy? Let...
Thread by: math_celebrity, Nov 21, 2021, 0 replies, in forum: Calculator Requests