0.04(y-7)+0.02y=0.20y-0.07(20)

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Solution for 0.04(y-7)+0.02y=0.20y-0.07(20) equation:


Simplifying
0.04(y + -7) + 0.02y = 0.20y + -0.07(20)

Reorder the terms:
0.04(-7 + y) + 0.02y = 0.20y + -0.07(20)
(-7 * 0.04 + y * 0.04) + 0.02y = 0.20y + -0.07(20)
(-0.28 + 0.04y) + 0.02y = 0.20y + -0.07(20)

Combine like terms: 0.04y + 0.02y = 0.06y
-0.28 + 0.06y = 0.20y + -0.07(20)

Multiply -0.07 * 20
-0.28 + 0.06y = 0.20y + -1.4

Reorder the terms:
-0.28 + 0.06y = -1.4 + 0.20y

Solving
-0.28 + 0.06y = -1.4 + 0.20y

Solving for variable 'y'.

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

Add '-0.20y' to each side of the equation.
-0.28 + 0.06y + -0.20y = -1.4 + 0.20y + -0.20y

Combine like terms: 0.06y + -0.20y = -0.14y
-0.28 + -0.14y = -1.4 + 0.20y + -0.20y

Combine like terms: 0.20y + -0.20y = 0.00
-0.28 + -0.14y = -1.4 + 0.00
-0.28 + -0.14y = -1.4

Add '0.28' to each side of the equation.
-0.28 + 0.28 + -0.14y = -1.4 + 0.28

Combine like terms: -0.28 + 0.28 = 0.00
0.00 + -0.14y = -1.4 + 0.28
-0.14y = -1.4 + 0.28

Combine like terms: -1.4 + 0.28 = -1.12
-0.14y = -1.12

Divide each side by '-0.14'.
y = 8

Simplifying
y = 8

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