0.10a+0.25(30-a)=30(0.15)

Simple and best practice solution for 0.10a+0.25(30-a)=30(0.15) 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 0.10a+0.25(30-a)=30(0.15) equation:


Simplifying
0.10a + 0.25(30 + -1a) = 30(0.15)
0.10a + (30 * 0.25 + -1a * 0.25) = 30(0.15)
0.10a + (7.5 + -0.25a) = 30(0.15)

Reorder the terms:
7.5 + 0.10a + -0.25a = 30(0.15)

Combine like terms: 0.10a + -0.25a = -0.15a
7.5 + -0.15a = 30(0.15)

Multiply 30 * 0.15
7.5 + -0.15a = 4.5

Solving
7.5 + -0.15a = 4.5

Solving for variable 'a'.

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

Add '-7.5' to each side of the equation.
7.5 + -7.5 + -0.15a = 4.5 + -7.5

Combine like terms: 7.5 + -7.5 = 0.0
0.0 + -0.15a = 4.5 + -7.5
-0.15a = 4.5 + -7.5

Combine like terms: 4.5 + -7.5 = -3
-0.15a = -3

Divide each side by '-0.15'.
a = 20

Simplifying
a = 20

See similar equations:

| 4/13=x/52 | | 5/11=x/121 | | 49/14=7/x | | 7f=9x-23 | | 39/63=x/126 | | -24=-8(-x+7) | | 3y+20=85 | | (2n^2p^-2/5)^5 | | 3w-6+4w=5(2w+3) | | 0.1n= | | 2y+8=46 | | -8(m-n+3)= | | 29=2v+13 | | (9-2)+(6x+4)= | | 2x(x+3)=(2x-1)(x-4) | | -3(x)=5x-7 | | 10=n-4 | | 2.5=-16T^2+16T+6.5 | | 12x+7=9x+5 | | 7y+6-5=45 | | 42=2u+17 | | 48(8x+12)=84 | | -9=h/6 | | 27=u/5-13 | | 8y+15=5 | | 12h=49(2h-5) | | 0.54-x=-6.5 | | Y/2-11=22 | | 10z-z=-3+2z-3-8 | | 4x+13=-3x-20 | | 2y^2+4y=-1 | | -0.8(9x-20)-3x=0.8x-6 |

Equations solver categories