7-2*4=3(x+5)9

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Solution for 7-2*4=3(x+5)9 equation:


Simplifying
7 + -2 * 4 = 3(x + 5) * 9

Multiply -2 * 4
7 + -8 = 3(x + 5) * 9

Combine like terms: 7 + -8 = -1
-1 = 3(x + 5) * 9

Reorder the terms:
-1 = 3(5 + x) * 9

Reorder the terms for easier multiplication:
-1 = 3 * 9(5 + x)

Multiply 3 * 9
-1 = 27(5 + x)
-1 = (5 * 27 + x * 27)
-1 = (135 + 27x)

Solving
-1 = 135 + 27x

Solving for variable 'x'.

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

Add '-27x' to each side of the equation.
-1 + -27x = 135 + 27x + -27x

Combine like terms: 27x + -27x = 0
-1 + -27x = 135 + 0
-1 + -27x = 135

Add '1' to each side of the equation.
-1 + 1 + -27x = 135 + 1

Combine like terms: -1 + 1 = 0
0 + -27x = 135 + 1
-27x = 135 + 1

Combine like terms: 135 + 1 = 136
-27x = 136

Divide each side by '-27'.
x = -5.037037037

Simplifying
x = -5.037037037

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