49x^2-42+9=

Solution for 49x^2-42+9= equation:

Simplifying
49x2 + -42 + 9 = 0

Reorder the terms:
-42 + 9 + 49x2 = 0

Combine like terms: -42 + 9 = -33
-33 + 49x2 = 0

Solving
-33 + 49x2 = 0

Solving for variable 'x'.

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

Add '33' to each side of the equation.
-33 + 33 + 49x2 = 0 + 33

Combine like terms: -33 + 33 = 0
0 + 49x2 = 0 + 33
49x2 = 0 + 33

Combine like terms: 0 + 33 = 33
49x2 = 33

Divide each side by '49'.
x2 = 0.6734693878

Simplifying
x2 = 0.6734693878

Take the square root of each side:
x = {-0.820651807, 0.820651807}