0.10(y-9)+0.12y=0.02y-0.07(10)

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Solution for 0.10(y-9)+0.12y=0.02y-0.07(10) equation:


Simplifying
0.10(y + -9) + 0.12y = 0.02y + -0.07(10)

Reorder the terms:
0.10(-9 + y) + 0.12y = 0.02y + -0.07(10)
(-9 * 0.10 + y * 0.10) + 0.12y = 0.02y + -0.07(10)
(-0.9 + 0.10y) + 0.12y = 0.02y + -0.07(10)

Combine like terms: 0.10y + 0.12y = 0.22y
-0.9 + 0.22y = 0.02y + -0.07(10)

Multiply -0.07 * 10
-0.9 + 0.22y = 0.02y + -0.7

Reorder the terms:
-0.9 + 0.22y = -0.7 + 0.02y

Solving
-0.9 + 0.22y = -0.7 + 0.02y

Solving for variable 'y'.

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

Add '-0.02y' to each side of the equation.
-0.9 + 0.22y + -0.02y = -0.7 + 0.02y + -0.02y

Combine like terms: 0.22y + -0.02y = 0.2y
-0.9 + 0.2y = -0.7 + 0.02y + -0.02y

Combine like terms: 0.02y + -0.02y = 0.00
-0.9 + 0.2y = -0.7 + 0.00
-0.9 + 0.2y = -0.7

Add '0.9' to each side of the equation.
-0.9 + 0.9 + 0.2y = -0.7 + 0.9

Combine like terms: -0.9 + 0.9 = 0.0
0.0 + 0.2y = -0.7 + 0.9
0.2y = -0.7 + 0.9

Combine like terms: -0.7 + 0.9 = 0.2
0.2y = 0.2

Divide each side by '0.2'.
y = 1

Simplifying
y = 1

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