4(2x+1)+9=45

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Solution for 4(2x+1)+9=45 equation:


Simplifying
4(2x + 1) + 9 = 45

Reorder the terms:
4(1 + 2x) + 9 = 45
(1 * 4 + 2x * 4) + 9 = 45
(4 + 8x) + 9 = 45

Reorder the terms:
4 + 9 + 8x = 45

Combine like terms: 4 + 9 = 13
13 + 8x = 45

Solving
13 + 8x = 45

Solving for variable 'x'.

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

Add '-13' to each side of the equation.
13 + -13 + 8x = 45 + -13

Combine like terms: 13 + -13 = 0
0 + 8x = 45 + -13
8x = 45 + -13

Combine like terms: 45 + -13 = 32
8x = 32

Divide each side by '8'.
x = 4

Simplifying
x = 4

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