Group our constants 0.3 and 4.2. subtract 0.3 from both sides 0.3q + 0.3 - 0.3 = 4.2 - 0.3
Cancel 0.3 on the left side:
0.3q = 3.9
Divide each side of the equation by 0.3
0.3q
0.3
=
3.9
0.3
q = 13
Final Answer
q = 13
What is the Answer?
q = 13
How does the Equation and Inequalities Calculator work?
Free Equation and Inequalities Calculator - Solves an equation or inequality with 1 unknown variable and no exponents as well as certain absolute value equations and inequalities such as |x|=c and |ax| = c where a and c are constants. Solves square root, cube root, and other root equations in the form ax^2=c, ax^2 + b = c. Also solves radical equations in the form asqrt(bx) = c. Also solves open sentences and it will solve one step problems and two step equations. 2 step equations and one step equations and multi step equations This calculator has 1 input.
What 3 formulas are used for the Equation and Inequalities Calculator?
One Step Equations (Division):
cx = b
x = b/c
One Step Equations (Addition):
x + c = b
x = b - c
One Step Equations (Subtraction):
x - c = b
x = b + c
