7x^2+18x-25=0

Solution for 7x^2+18x-25=0 equation:

Simplifying
7x2 + 18x + -25 = 0

Reorder the terms:
-25 + 18x + 7x2 = 0

Solving
-25 + 18x + 7x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-25 + -7x)(1 + -1x) = 0

Subproblem 1
Set the factor '(-25 + -7x)' equal to zero and attempt to solve:

Simplifying
-25 + -7x = 0

Solving
-25 + -7x = 0

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

Add '25' to each side of the equation.
-25 + 25 + -7x = 0 + 25

Combine like terms: -25 + 25 = 0
0 + -7x = 0 + 25
-7x = 0 + 25

Combine like terms: 0 + 25 = 25
-7x = 25

Divide each side by '-7'.
x = -3.571428571

Simplifying
x = -3.571428571
Subproblem 2
Set the factor '(1 + -1x)' equal to zero and attempt to solve:

Simplifying
1 + -1x = 0

Solving
1 + -1x = 0

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

Add '-1' to each side of the equation.
1 + -1 + -1x = 0 + -1

Combine like terms: 1 + -1 = 0
0 + -1x = 0 + -1
-1x = 0 + -1

Combine like terms: 0 + -1 = -1
-1x = -1

Divide each side by '-1'.
x = 1

Simplifying
x = 1
Solution
x = {-3.571428571, 1}