3a-(2a-5)=30

Simple and best practice solution for 3a-(2a-5)=30 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 3a-(2a-5)=30 equation:


Simplifying
3a + -1(2a + -5) = 30

Reorder the terms:
3a + -1(-5 + 2a) = 30
3a + (-5 * -1 + 2a * -1) = 30
3a + (5 + -2a) = 30

Reorder the terms:
5 + 3a + -2a = 30

Combine like terms: 3a + -2a = 1a
5 + 1a = 30

Solving
5 + 1a = 30

Solving for variable 'a'.

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

Add '-5' to each side of the equation.
5 + -5 + 1a = 30 + -5

Combine like terms: 5 + -5 = 0
0 + 1a = 30 + -5
1a = 30 + -5

Combine like terms: 30 + -5 = 25
1a = 25

Divide each side by '1'.
a = 25

Simplifying
a = 25

See similar equations:

| 3x+3=15+0x | | x^2-3x-15= | | -1-7x=3+2x | | a^3+2=11 | | 48-5x= | | x^3-x^2-x-4=0 | | s^3-s^2-s-4=0 | | 5t^2+9=234 | | 3t+9=t+13 | | 1+3(2x-7)=8-4(3x+1) | | 5(4+m)-3(3m-1)=-9 | | 3a+10=3a-4 | | 9ab^2+27a^3-27a^2b-b^3+c^3=0 | | 2z+6=36 | | 5p+9=4p+8 | | -2(6z-3)+13(z-7)=-81-9 | | 25x=4x^(1/3) | | 9s-8(s-10)+3=84 | | 3x+8y=59 | | -3(s-2)+4s=-11-2 | | 7(s-2)+4s=-11-2 | | 5(3x+8)+5x=5(2d+10)-36 | | 4(4b+6)=3(2b-18) | | y=150-s | | 4(3y-1)-2y=56 | | 3(2n-6)=4m-10 | | 9(m-1/3)=9 | | 13=145-11q | | 20=90-5q | | (y+2)-2(y+3)=4(x+1) | | 19=55-4p | | 12p+14=86 |

Equations solver categories