If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying
8m2 + -28 = 0
Reorder the terms:
-28 + 8m2 = 0
Solving
-28 + 8m2 = 0
Solving for variable 'm'.
Move all terms containing m to the left, all other terms to the right.
Add '28' to each side of the equation.
-28 + 28 + 8m2 = 0 + 28
Combine like terms: -28 + 28 = 0
0 + 8m2 = 0 + 28
8m2 = 0 + 28
Combine like terms: 0 + 28 = 28
8m2 = 28
Divide each side by '8'.
m2 = 3.5
Simplifying
m2 = 3.5
Take the square root of each side:
m = {-1.870828693, 1.870828693}
| 5(-10+3b)=130 | | 2(4t-4)=24 | | 2(1-7t)=100 | | 7(6k-10)=56 | | 3(4x+1)=-45 | | 0.006l-7.3=0.14 | | 6(-5+a)=-78 | | 5(6+7a)=-5 | | 2(8-2k)=-12 | | 5(1m+9)=40 | | 6(-9+5m)=276 | | 2(-5t-8)=-16 | | 1/2-1/3 | | 7(2x-7)=119 | | 2(7t-2)=94 | | 6(5+n)=60 | | 4(5-m)=20 | | ln(2x-5)=1 | | 4(1+3x)=-68 | | 7(10-2b)=196 | | 6(2w-6)=-84 | | 4(7k+4)=-236 | | 4(3+6b)=108 | | 5(4b+6)=250 | | 3(3-n)=3 | | 6x-2(4x+5)=3(x-6)+2 | | 4(5x-7)=132 | | 3(4d+1)=123 | | ln(x+7)+ln(x-7)=1 | | 7(10+3w)=-35 | | 4(4+7w)=-124 | | 4(3+b)=36 |