4b^2-7=-49

Simple and best practice solution for 4b^2-7=-49 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 4b^2-7=-49 equation:


Simplifying
4b2 + -7 = -49

Reorder the terms:
-7 + 4b2 = -49

Solving
-7 + 4b2 = -49

Solving for variable 'b'.

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

Add '7' to each side of the equation.
-7 + 7 + 4b2 = -49 + 7

Combine like terms: -7 + 7 = 0
0 + 4b2 = -49 + 7
4b2 = -49 + 7

Combine like terms: -49 + 7 = -42
4b2 = -42

Divide each side by '4'.
b2 = -10.5

Simplifying
b2 = -10.5

Reorder the terms:
10.5 + b2 = -10.5 + 10.5

Combine like terms: -10.5 + 10.5 = 0.0
10.5 + b2 = 0.0

The solution to this equation could not be determined.

See similar equations:

| (u^2-5u-11)/(u^2-3u-10)=-1 | | 2p^2-7p-49=0 | | 5e^4x=34 | | x^6-4x^3-x+3=0 | | 1.7+x+(0.71x-2.4)=0 | | (u^2-5u-11)/(u^2-3u-10) | | 2x+3wx=x+2 | | 12m^2-126m+294=0 | | 15x^2-26x=y+7y^2 | | 63n^2-132n+45= | | 0=3t^2+2t-1 | | x^1/5=5 | | -5t^3+40t=0 | | (5c^3/2bc)/(15c/4b) | | 11111*11111= | | (3t-2)=(-1.0t+2) | | cos(2x+50)=0.5 | | 6-7(a+1)=3(2-9) | | 4x^2+28x+40=x | | 4x+9=5x-1 | | 16=(52-v)/3 | | 2797.04=(x*3158.5)/(1479.74*4) | | 24y+29y= | | 75+s=-2 | | 28y-29y= | | 6g+7=-14-g | | h-45=-35 | | y=19x | | 7/12a=3/4 | | Cosx=x/11 | | 56=2.8y | | -5k^2+20k+225=0 |

Equations solver categories