10+v-9=20

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Solution for 10+v-9=20 equation: 


Simplifying
10 + v + -9 = 20

Reorder the terms:
10 + -9 + v = 20

Combine like terms: 10 + -9 = 1
1 + v = 20

Solving
1 + v = 20

Solving for variable 'v'.

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

Add '-1' to each side of the equation.
1 + -1 + v = 20 + -1

Combine like terms: 1 + -1 = 0
0 + v = 20 + -1
v = 20 + -1

Combine like terms: 20 + -1 = 19
v = 19

Simplifying
v = 19

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