-0.10(40)+0.55=0.05(x-20)

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Solution for -0.10(40)+0.55=0.05(x-20) equation:


Simplifying
-0.10(40) + 0.55 = 0.05(x + -20)

Multiply -0.10 * 40
-4 + 0.55 = 0.05(x + -20)

Combine like terms: -4 + 0.55 = -3.45
-3.45 = 0.05(x + -20)

Reorder the terms:
-3.45 = 0.05(-20 + x)
-3.45 = (-20 * 0.05 + x * 0.05)
-3.45 = (-1 + 0.05x)

Solving
-3.45 = -1 + 0.05x

Solving for variable 'x'.

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

Add '-0.05x' to each side of the equation.
-3.45 + -0.05x = -1 + 0.05x + -0.05x

Combine like terms: 0.05x + -0.05x = 0.00
-3.45 + -0.05x = -1 + 0.00
-3.45 + -0.05x = -1

Add '3.45' to each side of the equation.
-3.45 + 3.45 + -0.05x = -1 + 3.45

Combine like terms: -3.45 + 3.45 = 0.00
0.00 + -0.05x = -1 + 3.45
-0.05x = -1 + 3.45

Combine like terms: -1 + 3.45 = 2.45
-0.05x = 2.45

Divide each side by '-0.05'.
x = -49

Simplifying
x = -49

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