0.20(y-7)+0.02y=0.18y-1.2

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Solution for 0.20(y-7)+0.02y=0.18y-1.2 equation: 


Simplifying
0.20(y + -7) + 0.02y = 0.18y + -1.2

Reorder the terms:
0.20(-7 + y) + 0.02y = 0.18y + -1.2
(-7 * 0.20 + y * 0.20) + 0.02y = 0.18y + -1.2
(-1.4 + 0.20y) + 0.02y = 0.18y + -1.2

Combine like terms: 0.20y + 0.02y = 0.22y
-1.4 + 0.22y = 0.18y + -1.2

Reorder the terms:
-1.4 + 0.22y = -1.2 + 0.18y

Solving
-1.4 + 0.22y = -1.2 + 0.18y

Solving for variable 'y'.

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

Add '-0.18y' to each side of the equation.
-1.4 + 0.22y + -0.18y = -1.2 + 0.18y + -0.18y

Combine like terms: 0.22y + -0.18y = 0.04y
-1.4 + 0.04y = -1.2 + 0.18y + -0.18y

Combine like terms: 0.18y + -0.18y = 0.00
-1.4 + 0.04y = -1.2 + 0.00
-1.4 + 0.04y = -1.2

Add '1.4' to each side of the equation.
-1.4 + 1.4 + 0.04y = -1.2 + 1.4

Combine like terms: -1.4 + 1.4 = 0.0
0.0 + 0.04y = -1.2 + 1.4
0.04y = -1.2 + 1.4

Combine like terms: -1.2 + 1.4 = 0.2
0.04y = 0.2

Divide each side by '0.04'.
y = 5

Simplifying
y = 5

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