3x+4x=7x^2

Solution for 3x+4x=7x^2 equation:

Simplifying
3x + 4x = 7x2

Combine like terms: 3x + 4x = 7x
7x = 7x2

Solving
7x = 7x2

Solving for variable 'x'.

Combine like terms: 7x2 + -7x2 = 0
7x + -7x2 = 0

Factor out the Greatest Common Factor (GCF), '7x'.
7x(1 + -1x) = 0

Ignore the factor 7.
Subproblem 1
Set the factor 'x' equal to zero and attempt to solve:

Simplifying
x = 0

Solving
x = 0

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

Simplifying
x = 0
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 = {0, 1}