Solve the following equation
16+4x-17=x+20
Solve for x
16 + 4x - 17 = x + 20
16 - 17 = -1
4x - 1 = x + 20
Group our variables 4x and x subtract x from both sides
4x - 1 - x = x + 20 - x
3x - 1 = 20
Group our constants -1 and 20. add 1 to both sides
3x - 1 + 1 = 20 + 1
3x = 21
x = 7
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