5x^2+7x=7x^2+3x-10

Simple and best practice solution for 5x^2+7x=7x^2+3x-10 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 5x^2+7x=7x^2+3x-10 equation:


Simplifying
5x2 + 7x = 7x2 + 3x + -10

Reorder the terms:
7x + 5x2 = 7x2 + 3x + -10

Reorder the terms:
7x + 5x2 = -10 + 3x + 7x2

Solving
7x + 5x2 = -10 + 3x + 7x2

Solving for variable 'x'.

Reorder the terms:
10 + 7x + -3x + 5x2 + -7x2 = -10 + 3x + 7x2 + 10 + -3x + -7x2

Combine like terms: 7x + -3x = 4x
10 + 4x + 5x2 + -7x2 = -10 + 3x + 7x2 + 10 + -3x + -7x2

Combine like terms: 5x2 + -7x2 = -2x2
10 + 4x + -2x2 = -10 + 3x + 7x2 + 10 + -3x + -7x2

Reorder the terms:
10 + 4x + -2x2 = -10 + 10 + 3x + -3x + 7x2 + -7x2

Combine like terms: -10 + 10 = 0
10 + 4x + -2x2 = 0 + 3x + -3x + 7x2 + -7x2
10 + 4x + -2x2 = 3x + -3x + 7x2 + -7x2

Combine like terms: 3x + -3x = 0
10 + 4x + -2x2 = 0 + 7x2 + -7x2
10 + 4x + -2x2 = 7x2 + -7x2

Combine like terms: 7x2 + -7x2 = 0
10 + 4x + -2x2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(5 + 2x + -1x2) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(5 + 2x + -1x2)' equal to zero and attempt to solve: Simplifying 5 + 2x + -1x2 = 0 Solving 5 + 2x + -1x2 = 0 Begin completing the square. Divide all terms by -1 the coefficient of the squared term: Divide each side by '-1'. -5 + -2x + x2 = 0 Move the constant term to the right: Add '5' to each side of the equation. -5 + -2x + 5 + x2 = 0 + 5 Reorder the terms: -5 + 5 + -2x + x2 = 0 + 5 Combine like terms: -5 + 5 = 0 0 + -2x + x2 = 0 + 5 -2x + x2 = 0 + 5 Combine like terms: 0 + 5 = 5 -2x + x2 = 5 The x term is -2x. Take half its coefficient (-1). Square it (1) and add it to both sides. Add '1' to each side of the equation. -2x + 1 + x2 = 5 + 1 Reorder the terms: 1 + -2x + x2 = 5 + 1 Combine like terms: 5 + 1 = 6 1 + -2x + x2 = 6 Factor a perfect square on the left side: (x + -1)(x + -1) = 6 Calculate the square root of the right side: 2.449489743 Break this problem into two subproblems by setting (x + -1) equal to 2.449489743 and -2.449489743.

Subproblem 1

x + -1 = 2.449489743 Simplifying x + -1 = 2.449489743 Reorder the terms: -1 + x = 2.449489743 Solving -1 + x = 2.449489743 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + x = 2.449489743 + 1 Combine like terms: -1 + 1 = 0 0 + x = 2.449489743 + 1 x = 2.449489743 + 1 Combine like terms: 2.449489743 + 1 = 3.449489743 x = 3.449489743 Simplifying x = 3.449489743

Subproblem 2

x + -1 = -2.449489743 Simplifying x + -1 = -2.449489743 Reorder the terms: -1 + x = -2.449489743 Solving -1 + x = -2.449489743 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + x = -2.449489743 + 1 Combine like terms: -1 + 1 = 0 0 + x = -2.449489743 + 1 x = -2.449489743 + 1 Combine like terms: -2.449489743 + 1 = -1.449489743 x = -1.449489743 Simplifying x = -1.449489743

Solution

The solution to the problem is based on the solutions from the subproblems. x = {3.449489743, -1.449489743}

Solution

x = {3.449489743, -1.449489743}

See similar equations:

| 2-3a=9-2(2a+5) | | (x-2)^2/3=36 | | -3(2-x)=x-5 | | 6/7t=-3 | | 2n-30=11 | | 2x+76=7x+8 | | -59=9x+4 | | 4(4m+4)=16m+8+8 | | (2/5k+1/6)=(3/10k+1/3) | | 1/2(6x+4)=x+2(2x+1) | | 4X=14X+150 | | (2/5k+1/6)=(3/10+1/3) | | 3k-4k=13 | | 2=x/9+8 | | n+6(-7n+4)=24-5n | | 2.7(m)=8.37 | | 19n-18n+10=18 | | -5v+17v-(-15)=-9 | | 9-7v=-61 | | 3n-5=28 | | -3y^2+7+8y^2-14= | | 10p^4/6p | | 10y+x=3 | | 34/9-25/6 | | -4y-3=3y-4-7 | | x+(x-2)=18 | | c+ax=b-7 | | 5y-8y=18 | | 10p4/6p | | 4x^2+25y^2-16x+50y=59 | | (1/5x)-(1/4x)+(1/3x)=(-17/60) | | 2(8-12w)= |

Equations solver categories