8(5x-1)-9=7(x+7)

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Solution for 8(5x-1)-9=7(x+7) equation:


Simplifying
8(5x + -1) + -9 = 7(x + 7)

Reorder the terms:
8(-1 + 5x) + -9 = 7(x + 7)
(-1 * 8 + 5x * 8) + -9 = 7(x + 7)
(-8 + 40x) + -9 = 7(x + 7)

Reorder the terms:
-8 + -9 + 40x = 7(x + 7)

Combine like terms: -8 + -9 = -17
-17 + 40x = 7(x + 7)

Reorder the terms:
-17 + 40x = 7(7 + x)
-17 + 40x = (7 * 7 + x * 7)
-17 + 40x = (49 + 7x)

Solving
-17 + 40x = 49 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
-17 + 40x + -7x = 49 + 7x + -7x

Combine like terms: 40x + -7x = 33x
-17 + 33x = 49 + 7x + -7x

Combine like terms: 7x + -7x = 0
-17 + 33x = 49 + 0
-17 + 33x = 49

Add '17' to each side of the equation.
-17 + 17 + 33x = 49 + 17

Combine like terms: -17 + 17 = 0
0 + 33x = 49 + 17
33x = 49 + 17

Combine like terms: 49 + 17 = 66
33x = 66

Divide each side by '33'.
x = 2

Simplifying
x = 2

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