90=-3(5+7x)

Simple and best practice solution for 90=-3(5+7x) 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 90=-3(5+7x) equation: 



90=-3(5+7x)

We move all terms to the left:

90-(-3(5+7x))=0

We add all the numbers together, and all the variables

-(-3(7x+5))+90=0



We calculate terms in parentheses: -(-3(7x+5)), so:

-3(7x+5)

We multiply parentheses

-21x-15

Back to the equation:

-(-21x-15)



We get rid of parentheses

21x+15+90=0

We add all the numbers together, and all the variables

21x+105=0

We move all terms containing x to the left, all other terms to the right

21x=-105

x=-105/21

x=-5

See similar equations:

| 45=  5t+455t+45 | | -6z+13+9z=8z-3 | | 2(x+1)-3(x-5)+4(x+3)=0 | | 15x=5x+2 | | x+1=3(3x-1)-7x | | 13(z+3)=13z+39 | | 9=4x=-35 | | 9y+25=12y+10 | | 3x-5=4-(5x+1) | | (x+12)=(2x-2) | | -4x^2-9x=432 | | 21=x-22 | | 2+5x=1/3 | | (4x-3)(-7x+7)=0 | | –3(p+12)+–10=2 | | x+2-7x=-5-7x | | 41.65(x)+43.25(1-x)=42.54 | | X/12=x-8/14 | | 5n-6=n=20 | | -4+11y+8=15+15y-19 | | (u-5)=4 | | Y=-8(7+x) | | 6(5-8u)*12=-54 | | -a/4=0 | | 150-10x=56-7x | | -x+5=7-3x | | -5x+10-8=4 | | 4y+5=21+2y | | 34-45x=67 | | 8d÷2d=4 | | 3c+15=9-2c | | 2d-3=4d-13 |

Equations solver categories