2.7=1.3-0.4y

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Solution for 2.7=1.3-0.4y equation: 


Simplifying
2.7 = 1.3 + -0.4y

Solving
2.7 = 1.3 + -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.
2.7 + 0.4y = 1.3 + -0.4y + 0.4y

Combine like terms: -0.4y + 0.4y = 0.0
2.7 + 0.4y = 1.3 + 0.0
2.7 + 0.4y = 1.3

Add '-2.7' to each side of the equation.
2.7 + -2.7 + 0.4y = 1.3 + -2.7

Combine like terms: 2.7 + -2.7 = 0.0
0.0 + 0.4y = 1.3 + -2.7
0.4y = 1.3 + -2.7

Combine like terms: 1.3 + -2.7 = -1.4
0.4y = -1.4

Divide each side by '0.4'.
y = -3.5

Simplifying
y = -3.5

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