4x-40=7(2x+2)

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Solution for 4x-40=7(2x+2) equation:


Simplifying
4x + -40 = 7(2x + 2)

Reorder the terms:
-40 + 4x = 7(2x + 2)

Reorder the terms:
-40 + 4x = 7(2 + 2x)
-40 + 4x = (2 * 7 + 2x * 7)
-40 + 4x = (14 + 14x)

Solving
-40 + 4x = 14 + 14x

Solving for variable 'x'.

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

Add '-14x' to each side of the equation.
-40 + 4x + -14x = 14 + 14x + -14x

Combine like terms: 4x + -14x = -10x
-40 + -10x = 14 + 14x + -14x

Combine like terms: 14x + -14x = 0
-40 + -10x = 14 + 0
-40 + -10x = 14

Add '40' to each side of the equation.
-40 + 40 + -10x = 14 + 40

Combine like terms: -40 + 40 = 0
0 + -10x = 14 + 40
-10x = 14 + 40

Combine like terms: 14 + 40 = 54
-10x = 54

Divide each side by '-10'.
x = -5.4

Simplifying
x = -5.4

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