3(x+5)-3(-8x-7)=-45

Simple and best practice solution for 3(x+5)-3(-8x-7)=-45 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 3(x+5)-3(-8x-7)=-45 equation: 


Simplifying
3(x + 5) + -3(-8x + -7) = -45

Reorder the terms:
3(5 + x) + -3(-8x + -7) = -45
(5 * 3 + x * 3) + -3(-8x + -7) = -45
(15 + 3x) + -3(-8x + -7) = -45

Reorder the terms:
15 + 3x + -3(-7 + -8x) = -45
15 + 3x + (-7 * -3 + -8x * -3) = -45
15 + 3x + (21 + 24x) = -45

Reorder the terms:
15 + 21 + 3x + 24x = -45

Combine like terms: 15 + 21 = 36
36 + 3x + 24x = -45

Combine like terms: 3x + 24x = 27x
36 + 27x = -45

Solving
36 + 27x = -45

Solving for variable 'x'.

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

Add '-36' to each side of the equation.
36 + -36 + 27x = -45 + -36

Combine like terms: 36 + -36 = 0
0 + 27x = -45 + -36
27x = -45 + -36

Combine like terms: -45 + -36 = -81
27x = -81

Divide each side by '27'.
x = -3

Simplifying
x = -3

See similar equations:

| 9x+7=7x-17 | | (2n-5)=4n-1 | | 6x+7y=14 | | 7y+10=9y-10 | | 12x+(-5)=-41 | | 3(x+2)-2(x-1)=8 | | 13z+1=14z-6 | | a-9=20 | | -7-(-17)= | | 5(x-3)=9x-17 | | 8z-5=7z+1 | | b^2+8b-35=0 | | x+7=6x+3 | | -2(y-3)=2y-6 | | -9(9-5y)= | | (x+2)=5 | | 4x^2-8x-21=0 | | 7=-(5-m)+4(6-m) | | 3(x-3)=3x | | 256-6x=39x+16 | | 8-7x=173-42x | | -166-10x=10x+24 | | 14.9p=74.5 | | 0.35*(1059.25+x)=x | | 3x+11=-199-10x | | 4(x+10)+15+x=80 | | -17-3x=13-9x | | 102-6x=10x+22 | | -2x-2x=39-3 | | 6x+2=y | | 12n+44=-304 | | 53-2x=13-9x |

Equations solver categories