100=5(2x+9)

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Solution for 100=5(2x+9) equation:


Simplifying
100 = 5(2x + 9)

Reorder the terms:
100 = 5(9 + 2x)
100 = (9 * 5 + 2x * 5)
100 = (45 + 10x)

Solving
100 = 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.
100 + -10x = 45 + 10x + -10x

Combine like terms: 10x + -10x = 0
100 + -10x = 45 + 0
100 + -10x = 45

Add '-100' to each side of the equation.
100 + -100 + -10x = 45 + -100

Combine like terms: 100 + -100 = 0
0 + -10x = 45 + -100
-10x = 45 + -100

Combine like terms: 45 + -100 = -55
-10x = -55

Divide each side by '-10'.
x = 5.5

Simplifying
x = 5.5

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