7(4x+9)+3=5(x+4)

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


Simplifying
7(4x + 9) + 3 = 5(x + 4)

Reorder the terms:
7(9 + 4x) + 3 = 5(x + 4)
(9 * 7 + 4x * 7) + 3 = 5(x + 4)
(63 + 28x) + 3 = 5(x + 4)

Reorder the terms:
63 + 3 + 28x = 5(x + 4)

Combine like terms: 63 + 3 = 66
66 + 28x = 5(x + 4)

Reorder the terms:
66 + 28x = 5(4 + x)
66 + 28x = (4 * 5 + x * 5)
66 + 28x = (20 + 5x)

Solving
66 + 28x = 20 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
66 + 28x + -5x = 20 + 5x + -5x

Combine like terms: 28x + -5x = 23x
66 + 23x = 20 + 5x + -5x

Combine like terms: 5x + -5x = 0
66 + 23x = 20 + 0
66 + 23x = 20

Add '-66' to each side of the equation.
66 + -66 + 23x = 20 + -66

Combine like terms: 66 + -66 = 0
0 + 23x = 20 + -66
23x = 20 + -66

Combine like terms: 20 + -66 = -46
23x = -46

Divide each side by '23'.
x = -2

Simplifying
x = -2

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