5a-2(a+2)=-(2a+15)

Simple and best practice solution for 5a-2(a+2)=-(2a+15) 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 5a-2(a+2)=-(2a+15) equation:


Simplifying
5a + -2(a + 2) = -1(2a + 15)

Reorder the terms:
5a + -2(2 + a) = -1(2a + 15)
5a + (2 * -2 + a * -2) = -1(2a + 15)
5a + (-4 + -2a) = -1(2a + 15)

Reorder the terms:
-4 + 5a + -2a = -1(2a + 15)

Combine like terms: 5a + -2a = 3a
-4 + 3a = -1(2a + 15)

Reorder the terms:
-4 + 3a = -1(15 + 2a)
-4 + 3a = (15 * -1 + 2a * -1)
-4 + 3a = (-15 + -2a)

Solving
-4 + 3a = -15 + -2a

Solving for variable 'a'.

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

Add '2a' to each side of the equation.
-4 + 3a + 2a = -15 + -2a + 2a

Combine like terms: 3a + 2a = 5a
-4 + 5a = -15 + -2a + 2a

Combine like terms: -2a + 2a = 0
-4 + 5a = -15 + 0
-4 + 5a = -15

Add '4' to each side of the equation.
-4 + 4 + 5a = -15 + 4

Combine like terms: -4 + 4 = 0
0 + 5a = -15 + 4
5a = -15 + 4

Combine like terms: -15 + 4 = -11
5a = -11

Divide each side by '5'.
a = -2.2

Simplifying
a = -2.2

See similar equations:

| sin(10x)-sin(4x)=0 | | 5-2(3-2x)=35 | | 3(-3+3p)-1=-36 | | 20+13a-15a^2= | | 3r+17=r-3 | | -32=-3(1+3r)-2 | | 4-5r+r^2= | | 6x=-7x-1 | | -36=-3m-3(2m+3) | | 5(x-20)=95 | | 12m^2-20mn-25n^2= | | -36=-3m-3(3r+2)-2 | | -31=-3(3k+2)+2 | | 23x+12=21x-8 | | 7-6[8-(7y-9)]= | | 80x^5+120x^4+25x^3= | | 0=x^2+5x-48 | | -9x^2+81=0 | | sinx-2cox=0.5 | | 11xsquared-44x=0 | | 81x^2+9=0 | | (9b-9)-4(2b+4)=-6 | | x^4+2x^3-31x^2-32x+60=0 | | -4(4x+4)=-192 | | 7-4z=27 | | 31=3(3r+2)-2 | | 3+34=x | | .12y+.08(y+6000)=2280 | | 12-s=7 | | 5+x=126 | | 42x^2-482x-2460=0 | | 15x^3-x^2-6x=0 |

Equations solver categories