9(7x-3)=31+8(7x-2)

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Solution for 9(7x-3)=31+8(7x-2) equation:


Simplifying
9(7x + -3) = 31 + 8(7x + -2)

Reorder the terms:
9(-3 + 7x) = 31 + 8(7x + -2)
(-3 * 9 + 7x * 9) = 31 + 8(7x + -2)
(-27 + 63x) = 31 + 8(7x + -2)

Reorder the terms:
-27 + 63x = 31 + 8(-2 + 7x)
-27 + 63x = 31 + (-2 * 8 + 7x * 8)
-27 + 63x = 31 + (-16 + 56x)

Combine like terms: 31 + -16 = 15
-27 + 63x = 15 + 56x

Solving
-27 + 63x = 15 + 56x

Solving for variable 'x'.

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

Add '-56x' to each side of the equation.
-27 + 63x + -56x = 15 + 56x + -56x

Combine like terms: 63x + -56x = 7x
-27 + 7x = 15 + 56x + -56x

Combine like terms: 56x + -56x = 0
-27 + 7x = 15 + 0
-27 + 7x = 15

Add '27' to each side of the equation.
-27 + 27 + 7x = 15 + 27

Combine like terms: -27 + 27 = 0
0 + 7x = 15 + 27
7x = 15 + 27

Combine like terms: 15 + 27 = 42
7x = 42

Divide each side by '7'.
x = 6

Simplifying
x = 6

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