7(x+5)=8(x-4)

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Solution for 7(x+5)=8(x-4) equation:


Simplifying
7(x + 5) = 8(x + -4)

Reorder the terms:
7(5 + x) = 8(x + -4)
(5 * 7 + x * 7) = 8(x + -4)
(35 + 7x) = 8(x + -4)

Reorder the terms:
35 + 7x = 8(-4 + x)
35 + 7x = (-4 * 8 + x * 8)
35 + 7x = (-32 + 8x)

Solving
35 + 7x = -32 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
35 + 7x + -8x = -32 + 8x + -8x

Combine like terms: 7x + -8x = -1x
35 + -1x = -32 + 8x + -8x

Combine like terms: 8x + -8x = 0
35 + -1x = -32 + 0
35 + -1x = -32

Add '-35' to each side of the equation.
35 + -35 + -1x = -32 + -35

Combine like terms: 35 + -35 = 0
0 + -1x = -32 + -35
-1x = -32 + -35

Combine like terms: -32 + -35 = -67
-1x = -67

Divide each side by '-1'.
x = 67

Simplifying
x = 67

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