45-(4x+7)=4(x+5)+x

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Solution for 45-(4x+7)=4(x+5)+x equation:


Simplifying
45 + -1(4x + 7) = 4(x + 5) + x

Reorder the terms:
45 + -1(7 + 4x) = 4(x + 5) + x
45 + (7 * -1 + 4x * -1) = 4(x + 5) + x
45 + (-7 + -4x) = 4(x + 5) + x

Combine like terms: 45 + -7 = 38
38 + -4x = 4(x + 5) + x

Reorder the terms:
38 + -4x = 4(5 + x) + x
38 + -4x = (5 * 4 + x * 4) + x
38 + -4x = (20 + 4x) + x

Combine like terms: 4x + x = 5x
38 + -4x = 20 + 5x

Solving
38 + -4x = 20 + 5x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-5x' to each side of the equation.
38 + -4x + -5x = 20 + 5x + -5x

Combine like terms: -4x + -5x = -9x
38 + -9x = 20 + 5x + -5x

Combine like terms: 5x + -5x = 0
38 + -9x = 20 + 0
38 + -9x = 20

Add '-38' to each side of the equation.
38 + -38 + -9x = 20 + -38

Combine like terms: 38 + -38 = 0
0 + -9x = 20 + -38
-9x = 20 + -38

Combine like terms: 20 + -38 = -18
-9x = -18

Divide each side by '-9'.
x = 2

Simplifying
x = 2

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