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

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Solution for 7(8-3x)-4=5(2x+9) equation:


Simplifying
7(8 + -3x) + -4 = 5(2x + 9)
(8 * 7 + -3x * 7) + -4 = 5(2x + 9)
(56 + -21x) + -4 = 5(2x + 9)

Reorder the terms:
56 + -4 + -21x = 5(2x + 9)

Combine like terms: 56 + -4 = 52
52 + -21x = 5(2x + 9)

Reorder the terms:
52 + -21x = 5(9 + 2x)
52 + -21x = (9 * 5 + 2x * 5)
52 + -21x = (45 + 10x)

Solving
52 + -21x = 45 + 10x

Solving for variable 'x'.

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

Add '-10x' to each side of the equation.
52 + -21x + -10x = 45 + 10x + -10x

Combine like terms: -21x + -10x = -31x
52 + -31x = 45 + 10x + -10x

Combine like terms: 10x + -10x = 0
52 + -31x = 45 + 0
52 + -31x = 45

Add '-52' to each side of the equation.
52 + -52 + -31x = 45 + -52

Combine like terms: 52 + -52 = 0
0 + -31x = 45 + -52
-31x = 45 + -52

Combine like terms: 45 + -52 = -7
-31x = -7

Divide each side by '-31'.
x = 0.2258064516

Simplifying
x = 0.2258064516

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