7(v-1)-7(10v-8)=y

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Solution for 7(v-1)-7(10v-8)=y equation: 


Simplifying
7(v + -1) + -7(10v + -8) = y

Reorder the terms:
7(-1 + v) + -7(10v + -8) = y
(-1 * 7 + v * 7) + -7(10v + -8) = y
(-7 + 7v) + -7(10v + -8) = y

Reorder the terms:
-7 + 7v + -7(-8 + 10v) = y
-7 + 7v + (-8 * -7 + 10v * -7) = y
-7 + 7v + (56 + -70v) = y

Reorder the terms:
-7 + 56 + 7v + -70v = y

Combine like terms: -7 + 56 = 49
49 + 7v + -70v = y

Combine like terms: 7v + -70v = -63v
49 + -63v = y

Solving
49 + -63v = y

Solving for variable 'v'.

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

Add '-49' to each side of the equation.
49 + -49 + -63v = -49 + y

Combine like terms: 49 + -49 = 0
0 + -63v = -49 + y
-63v = -49 + y

Divide each side by '-63'.
v = 0.7777777778 + -0.01587301587y

Simplifying
v = 0.7777777778 + -0.01587301587y

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