7(3v-20)-20=20+18+3v

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Solution for 7(3v-20)-20=20+18+3v equation:


Simplifying
7(3v + -20) + -20 = 20 + 18 + 3v

Reorder the terms:
7(-20 + 3v) + -20 = 20 + 18 + 3v
(-20 * 7 + 3v * 7) + -20 = 20 + 18 + 3v
(-140 + 21v) + -20 = 20 + 18 + 3v

Reorder the terms:
-140 + -20 + 21v = 20 + 18 + 3v

Combine like terms: -140 + -20 = -160
-160 + 21v = 20 + 18 + 3v

Combine like terms: 20 + 18 = 38
-160 + 21v = 38 + 3v

Solving
-160 + 21v = 38 + 3v

Solving for variable 'v'.

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

Add '-3v' to each side of the equation.
-160 + 21v + -3v = 38 + 3v + -3v

Combine like terms: 21v + -3v = 18v
-160 + 18v = 38 + 3v + -3v

Combine like terms: 3v + -3v = 0
-160 + 18v = 38 + 0
-160 + 18v = 38

Add '160' to each side of the equation.
-160 + 160 + 18v = 38 + 160

Combine like terms: -160 + 160 = 0
0 + 18v = 38 + 160
18v = 38 + 160

Combine like terms: 38 + 160 = 198
18v = 198

Divide each side by '18'.
v = 11

Simplifying
v = 11

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