10(a+7)=3[a-(9-a)]

Simple and best practice solution for 10(a+7)=3[a-(9-a)] 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 10(a+7)=3[a-(9-a)] equation:


Simplifying
10(a + 7) = 3[a + -1(9 + -1a)]

Reorder the terms:
10(7 + a) = 3[a + -1(9 + -1a)]
(7 * 10 + a * 10) = 3[a + -1(9 + -1a)]
(70 + 10a) = 3[a + -1(9 + -1a)]
70 + 10a = 3[a + (9 * -1 + -1a * -1)]
70 + 10a = 3[a + (-9 + 1a)]

Reorder the terms:
70 + 10a = 3[-9 + a + 1a]

Combine like terms: a + 1a = 2a
70 + 10a = 3[-9 + 2a]
70 + 10a = [-9 * 3 + 2a * 3]
70 + 10a = [-27 + 6a]

Solving
70 + 10a = -27 + 6a

Solving for variable 'a'.

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

Add '-6a' to each side of the equation.
70 + 10a + -6a = -27 + 6a + -6a

Combine like terms: 10a + -6a = 4a
70 + 4a = -27 + 6a + -6a

Combine like terms: 6a + -6a = 0
70 + 4a = -27 + 0
70 + 4a = -27

Add '-70' to each side of the equation.
70 + -70 + 4a = -27 + -70

Combine like terms: 70 + -70 = 0
0 + 4a = -27 + -70
4a = -27 + -70

Combine like terms: -27 + -70 = -97
4a = -97

Divide each side by '4'.
a = -24.25

Simplifying
a = -24.25

See similar equations:

| -15=-195 | | 18n=-306 | | -19=2+3v | | x^4-18x^2+36=0 | | 222-v=294 | | 3x^2-6x=18 | | M+3=-15 | | 85=8(1+5x)+-3 | | 14.95+.86x=271.23 | | 19=3+4c | | 3e^2x-7=11 | | 8 = d2+ 6 | | x+0.15x=y | | 6=n+7 | | 24+x+-52=180 | | 16=v-1 | | 24+78+-1.5y=180 | | 10=9+r | | 4(a+3)=9[a-(7-a)] | | 11p=25 | | x^2+x+1-15252=0 | | -6(5+6m)=186 | | 4x+8=5x+9 | | 65=-7+9a | | 8+2r=-28 | | y=-0.4+3 | | 61=4k+9 | | -99610=17700-55g | | 4j=-2 | | 2y=16+4x | | 5y-8+y+28=7y+20-4y | | 2b=642+58 |

Equations solver categories