4(x+7)=9x+8

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Solution for 4(x+7)=9x+8 equation:


Simplifying
4(x + 7) = 9x + 8

Reorder the terms:
4(7 + x) = 9x + 8
(7 * 4 + x * 4) = 9x + 8
(28 + 4x) = 9x + 8

Reorder the terms:
28 + 4x = 8 + 9x

Solving
28 + 4x = 8 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
28 + 4x + -9x = 8 + 9x + -9x

Combine like terms: 4x + -9x = -5x
28 + -5x = 8 + 9x + -9x

Combine like terms: 9x + -9x = 0
28 + -5x = 8 + 0
28 + -5x = 8

Add '-28' to each side of the equation.
28 + -28 + -5x = 8 + -28

Combine like terms: 28 + -28 = 0
0 + -5x = 8 + -28
-5x = 8 + -28

Combine like terms: 8 + -28 = -20
-5x = -20

Divide each side by '-5'.
x = 4

Simplifying
x = 4

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