.5y-.1=.3y+.7

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Solution for .5y-.1=.3y+.7 equation:


Simplifying
0.5y + -0.1 = 0.3y + 0.7

Reorder the terms:
-0.1 + 0.5y = 0.3y + 0.7

Reorder the terms:
-0.1 + 0.5y = 0.7 + 0.3y

Solving
-0.1 + 0.5y = 0.7 + 0.3y

Solving for variable 'y'.

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

Add '-0.3y' to each side of the equation.
-0.1 + 0.5y + -0.3y = 0.7 + 0.3y + -0.3y

Combine like terms: 0.5y + -0.3y = 0.2y
-0.1 + 0.2y = 0.7 + 0.3y + -0.3y

Combine like terms: 0.3y + -0.3y = 0.0
-0.1 + 0.2y = 0.7 + 0.0
-0.1 + 0.2y = 0.7

Add '0.1' to each side of the equation.
-0.1 + 0.1 + 0.2y = 0.7 + 0.1

Combine like terms: -0.1 + 0.1 = 0.0
0.0 + 0.2y = 0.7 + 0.1
0.2y = 0.7 + 0.1

Combine like terms: 0.7 + 0.1 = 0.8
0.2y = 0.8

Divide each side by '0.2'.
y = 4

Simplifying
y = 4

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