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

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


Simplifying
8(x + -4) + -1(7x + -8) = 7

Reorder the terms:
8(-4 + x) + -1(7x + -8) = 7
(-4 * 8 + x * 8) + -1(7x + -8) = 7
(-32 + 8x) + -1(7x + -8) = 7

Reorder the terms:
-32 + 8x + -1(-8 + 7x) = 7
-32 + 8x + (-8 * -1 + 7x * -1) = 7
-32 + 8x + (8 + -7x) = 7

Reorder the terms:
-32 + 8 + 8x + -7x = 7

Combine like terms: -32 + 8 = -24
-24 + 8x + -7x = 7

Combine like terms: 8x + -7x = 1x
-24 + 1x = 7

Solving
-24 + 1x = 7

Solving for variable 'x'.

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

Add '24' to each side of the equation.
-24 + 24 + 1x = 7 + 24

Combine like terms: -24 + 24 = 0
0 + 1x = 7 + 24
1x = 7 + 24

Combine like terms: 7 + 24 = 31
1x = 31

Divide each side by '1'.
x = 31

Simplifying
x = 31

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