55=.5(7+x)5

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Solution for 55=.5(7+x)5 equation:


Simplifying
55 = 0.5(7 + x) * 5

Reorder the terms for easier multiplication:
55 = 0.5 * 5(7 + x)

Multiply 0.5 * 5
55 = 2.5(7 + x)
55 = (7 * 2.5 + x * 2.5)
55 = (17.5 + 2.5x)

Solving
55 = 17.5 + 2.5x

Solving for variable 'x'.

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

Add '-2.5x' to each side of the equation.
55 + -2.5x = 17.5 + 2.5x + -2.5x

Combine like terms: 2.5x + -2.5x = 0.0
55 + -2.5x = 17.5 + 0.0
55 + -2.5x = 17.5

Add '-55' to each side of the equation.
55 + -55 + -2.5x = 17.5 + -55

Combine like terms: 55 + -55 = 0
0 + -2.5x = 17.5 + -55
-2.5x = 17.5 + -55

Combine like terms: 17.5 + -55 = -37.5
-2.5x = -37.5

Divide each side by '-2.5'.
x = 15

Simplifying
x = 15

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