4(2x+5)-7x=21

Simple and best practice solution for 4(2x+5)-7x=21 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 4(2x+5)-7x=21 equation:


Simplifying
4(2x + 5) + -7x = 21

Reorder the terms:
4(5 + 2x) + -7x = 21
(5 * 4 + 2x * 4) + -7x = 21
(20 + 8x) + -7x = 21

Combine like terms: 8x + -7x = 1x
20 + 1x = 21

Solving
20 + 1x = 21

Solving for variable 'x'.

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

Add '-20' to each side of the equation.
20 + -20 + 1x = 21 + -20

Combine like terms: 20 + -20 = 0
0 + 1x = 21 + -20
1x = 21 + -20

Combine like terms: 21 + -20 = 1
1x = 1

Divide each side by '1'.
x = 1

Simplifying
x = 1

See similar equations:

| 2x^5+12x^4+16x^3-12x^3-18x=0 | | -2=2+x/4 | | y=4x^2-40x+96 | | (x^2-9)-2(x+3)=8 | | y+40=2y-11 | | 5y+x=4 | | 6z-13=8z-25 | | -29-5=-1 | | 3x+7+9x=60 | | 4x-4=6x-21 | | 4p+5q=60 | | 38-7b=2(3b+6) | | -2(p+4)=33 | | 7x-5y=-30 | | 7x+4x=2x+7 | | 18+32i=3m+4ni | | 3y+3x+4+5x= | | -4a+12=-26 | | 6x-2-5x-2=x | | -3a+6=18 | | z=3-3i | | 33x-45=30x-18 | | 14x-16=9x+19 | | 4x-17=2(2x-3) | | 4m+9=25 | | f(x)=-3x^2+3x+5 | | 11x-2-2=-2 | | 10x-2=3x-3 | | 5x+9.4=3x-9 | | 3x-3=3x+9 | | x^4-6x^2-7whenx=-1 | | 28-8x=-14-5x |

Equations solver categories