30=5(x-3)+4(x+4)

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Solution for 30=5(x-3)+4(x+4) equation:


Simplifying
30 = 5(x + -3) + 4(x + 4)

Reorder the terms:
30 = 5(-3 + x) + 4(x + 4)
30 = (-3 * 5 + x * 5) + 4(x + 4)
30 = (-15 + 5x) + 4(x + 4)

Reorder the terms:
30 = -15 + 5x + 4(4 + x)
30 = -15 + 5x + (4 * 4 + x * 4)
30 = -15 + 5x + (16 + 4x)

Reorder the terms:
30 = -15 + 16 + 5x + 4x

Combine like terms: -15 + 16 = 1
30 = 1 + 5x + 4x

Combine like terms: 5x + 4x = 9x
30 = 1 + 9x

Solving
30 = 1 + 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.
30 + -9x = 1 + 9x + -9x

Combine like terms: 9x + -9x = 0
30 + -9x = 1 + 0
30 + -9x = 1

Add '-30' to each side of the equation.
30 + -30 + -9x = 1 + -30

Combine like terms: 30 + -30 = 0
0 + -9x = 1 + -30
-9x = 1 + -30

Combine like terms: 1 + -30 = -29
-9x = -29

Divide each side by '-9'.
x = 3.222222222

Simplifying
x = 3.222222222

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