2+.8y=-7+.4y

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Solution for 2+.8y=-7+.4y equation:


Simplifying
2 + 0.8y = -7 + 0.4y

Solving
2 + 0.8y = -7 + 0.4y

Solving for variable 'y'.

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

Add '-0.4y' to each side of the equation.
2 + 0.8y + -0.4y = -7 + 0.4y + -0.4y

Combine like terms: 0.8y + -0.4y = 0.4y
2 + 0.4y = -7 + 0.4y + -0.4y

Combine like terms: 0.4y + -0.4y = 0.0
2 + 0.4y = -7 + 0.0
2 + 0.4y = -7

Add '-2' to each side of the equation.
2 + -2 + 0.4y = -7 + -2

Combine like terms: 2 + -2 = 0
0 + 0.4y = -7 + -2
0.4y = -7 + -2

Combine like terms: -7 + -2 = -9
0.4y = -9

Divide each side by '0.4'.
y = -22.5

Simplifying
y = -22.5

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