7x^2+55v+42=0

Solution for 7x^2+55v+42=0 equation:

Simplifying
7x2 + 55v + 42 = 0

Reorder the terms:
42 + 55v + 7x2 = 0

Solving
42 + 55v + 7x2 = 0

Solving for variable 'v'.

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

Add '-42' to each side of the equation.
42 + 55v + -42 + 7x2 = 0 + -42

Reorder the terms:
42 + -42 + 55v + 7x2 = 0 + -42

Combine like terms: 42 + -42 = 0
0 + 55v + 7x2 = 0 + -42
55v + 7x2 = 0 + -42

Combine like terms: 0 + -42 = -42
55v + 7x2 = -42

Add '-7x2' to each side of the equation.
55v + 7x2 + -7x2 = -42 + -7x2

Combine like terms: 7x2 + -7x2 = 0
55v + 0 = -42 + -7x2
55v = -42 + -7x2

Divide each side by '55'.
v = -0.7636363636 + -0.1272727273x2

Simplifying
v = -0.7636363636 + -0.1272727273x2