(3x-15)+45=90

Simple and best practice solution for (3x-15)+45=90 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 (3x-15)+45=90 equation:


Simplifying
(3x + -15) + 45 = 90

Reorder the terms:
(-15 + 3x) + 45 = 90

Remove parenthesis around (-15 + 3x)
-15 + 3x + 45 = 90

Reorder the terms:
-15 + 45 + 3x = 90

Combine like terms: -15 + 45 = 30
30 + 3x = 90

Solving
30 + 3x = 90

Solving for variable 'x'.

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

Add '-30' to each side of the equation.
30 + -30 + 3x = 90 + -30

Combine like terms: 30 + -30 = 0
0 + 3x = 90 + -30
3x = 90 + -30

Combine like terms: 90 + -30 = 60
3x = 60

Divide each side by '3'.
x = 20

Simplifying
x = 20

See similar equations:

| 3*sin(x)+4*cos(x)=-5 | | 1512/18= | | (7)+4= | | (14)/2-5 | | -11+3x=41 | | 4w-12=2(w-9) | | 182-u=172 | | 6x-2x+361=-64 | | 18=-5v+2(v-6) | | 3(9)= | | -w+155=46 | | 8+3(2)= | | -7(-2x+2v-6)= | | K=-20+-1.2k | | 2050=30x | | 288=-x+188 | | 8(y-2)=8 | | 9-(8)= | | 110=187-y | | -5s-8=10 | | -5s+8=10 | | 3x^2+3y^2-12x-6y+12=0 | | 11=2+w | | =(7)-2 | | (-1+5v+2x)(-4)= | | X/8-8=2 | | 3(2x-1)=2(2x+9) | | (6/2w-5)-(6/32w) | | -7y+12=33 | | =6(8) | | 4(v-3)=8v-48 | | -(x+1)-1=x-2 |

Equations solver categories