7x-4=8x+5

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


Simplifying
7x + -4 = 8x + 5

Reorder the terms:
-4 + 7x = 8x + 5

Reorder the terms:
-4 + 7x = 5 + 8x

Solving
-4 + 7x = 5 + 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.
-4 + 7x + -8x = 5 + 8x + -8x

Combine like terms: 7x + -8x = -1x
-4 + -1x = 5 + 8x + -8x

Combine like terms: 8x + -8x = 0
-4 + -1x = 5 + 0
-4 + -1x = 5

Add '4' to each side of the equation.
-4 + 4 + -1x = 5 + 4

Combine like terms: -4 + 4 = 0
0 + -1x = 5 + 4
-1x = 5 + 4

Combine like terms: 5 + 4 = 9
-1x = 9

Divide each side by '-1'.
x = -9

Simplifying
x = -9

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