2(2a-5)=42

Simple and best practice solution for 2(2a-5)=42 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 2(2a-5)=42 equation: 


Simplifying
2(2a + -5) = 42

Reorder the terms:
2(-5 + 2a) = 42
(-5 * 2 + 2a * 2) = 42
(-10 + 4a) = 42

Solving
-10 + 4a = 42

Solving for variable 'a'.

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

Add '10' to each side of the equation.
-10 + 10 + 4a = 42 + 10

Combine like terms: -10 + 10 = 0
0 + 4a = 42 + 10
4a = 42 + 10

Combine like terms: 42 + 10 = 52
4a = 52

Divide each side by '4'.
a = 13

Simplifying
a = 13

See similar equations:

| 8x+10=13k-5 | | (2n)(n+10)=75 | | (-a-5)(a-5)=0 | | 5x^2-32-12=0 | | (5+n)(15+n)(.5)=0 | | (4h-2)(4h+2)= | | 4x^4+12x^3+68x^2+52x-136=0 | | 2y^2=2x^2+x+2 | | 5x-4x=-1 | | 400-0.5(400/5+300)=210 | | b^3+q^3= | | 5k+6-6k+2=19 | | 9+11x=-51+x | | -w^2+87w-600=0 | | 7cosx=0 | | 22+(-30v)+(-5)=-63 | | 4x^3-25w=0 | | -x^2+87x=600 | | 37.76+0.25= | | (1/5)x=32 | | x+0.5=3 | | 28y^2+71y+18=0 | | 5/3x=2/7 | | -2(2t+6)=-8 | | a(y+3)+z(y+3)= | | 3(f-5)=-3 | | 2x^2+23x=-30 | | (x)(x-14)=120 | | 3900000=290,000/(.11-x) | | 10(s-9)=-122 | | -(t-9)=1 | | 5(t+4)=-5 |

Equations solver categories