-3u-39=7(u-7)

Simple and best practice solution for -3u-39=7(u-7) 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 -3u-39=7(u-7) equation:


Simplifying
-3u + -39 = 7(u + -7)

Reorder the terms:
-39 + -3u = 7(u + -7)

Reorder the terms:
-39 + -3u = 7(-7 + u)
-39 + -3u = (-7 * 7 + u * 7)
-39 + -3u = (-49 + 7u)

Solving
-39 + -3u = -49 + 7u

Solving for variable 'u'.

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

Add '-7u' to each side of the equation.
-39 + -3u + -7u = -49 + 7u + -7u

Combine like terms: -3u + -7u = -10u
-39 + -10u = -49 + 7u + -7u

Combine like terms: 7u + -7u = 0
-39 + -10u = -49 + 0
-39 + -10u = -49

Add '39' to each side of the equation.
-39 + 39 + -10u = -49 + 39

Combine like terms: -39 + 39 = 0
0 + -10u = -49 + 39
-10u = -49 + 39

Combine like terms: -49 + 39 = -10
-10u = -10

Divide each side by '-10'.
u = 1

Simplifying
u = 1

See similar equations:

| X+11+39x=180 | | (1,6)(8-1)= | | 2(9+5x)=-2 | | 9-15*2-4=12 | | -8=-4u+2(u+3) | | 6(2x-4)=48 | | (14+4i)-(9+2i)= | | 0.14x+0.6(x-2)=0.01(4x-2) | | 0x(x+2)=4x | | 3(-5x+10)=-60 | | -4=-6x+4(x-3) | | 0.17x+0.4(x-3)=0.01(4x-2) | | 3y=.144 | | 4(-9+3x)=-24 | | 16x-14y=20 | | 29x-15x+16=100 | | 3(1+4n)-2(5n-3)=5 | | -3x+5x=19 | | 5b+6=-14 | | X^3+2X^2-16x+32=0 | | 7(2a+3b)+4(-5a+2b)= | | (x+7)+(3x-17)=180 | | (x+7)+(3y-17)=180 | | lx+7l+3=33 | | 3c-2=2(c-6) | | 4(3m+2n)-2(6m+5n)= | | 6h(3.3-2.5)+7.2h=219 | | 6y-4=60 | | 4ab-2cd-8ab+5abd+7cd= | | X+2=4x-25 | | Y=275x-68 | | 12=3a+b |

Equations solver categories