66=5x+(4x+3)

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Solution for 66=5x+(4x+3) equation:


Simplifying
66 = 5x + (4x + 3)

Reorder the terms:
66 = 5x + (3 + 4x)

Remove parenthesis around (3 + 4x)
66 = 5x + 3 + 4x

Reorder the terms:
66 = 3 + 5x + 4x

Combine like terms: 5x + 4x = 9x
66 = 3 + 9x

Solving
66 = 3 + 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.
66 + -9x = 3 + 9x + -9x

Combine like terms: 9x + -9x = 0
66 + -9x = 3 + 0
66 + -9x = 3

Add '-66' to each side of the equation.
66 + -66 + -9x = 3 + -66

Combine like terms: 66 + -66 = 0
0 + -9x = 3 + -66
-9x = 3 + -66

Combine like terms: 3 + -66 = -63
-9x = -63

Divide each side by '-9'.
x = 7

Simplifying
x = 7

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