4(x-9)4=7x

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Solution for 4(x-9)4=7x equation:


Simplifying
4(x + -9) * 4 = 7x

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

Reorder the terms for easier multiplication:
4 * 4(-9 + x) = 7x

Multiply 4 * 4
16(-9 + x) = 7x
(-9 * 16 + x * 16) = 7x
(-144 + 16x) = 7x

Solving
-144 + 16x = 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.
-144 + 16x + -7x = 7x + -7x

Combine like terms: 16x + -7x = 9x
-144 + 9x = 7x + -7x

Combine like terms: 7x + -7x = 0
-144 + 9x = 0

Add '144' to each side of the equation.
-144 + 144 + 9x = 0 + 144

Combine like terms: -144 + 144 = 0
0 + 9x = 0 + 144
9x = 0 + 144

Combine like terms: 0 + 144 = 144
9x = 144

Divide each side by '9'.
x = 16

Simplifying
x = 16

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