If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying
(4x2 + -7) = 0
Reorder the terms:
(-7 + 4x2) = 0
Remove parenthesis around (-7 + 4x2)
-7 + 4x2 = 0
Solving
-7 + 4x2 = 0
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '7' to each side of the equation.
-7 + 7 + 4x2 = 0 + 7
Combine like terms: -7 + 7 = 0
0 + 4x2 = 0 + 7
4x2 = 0 + 7
Combine like terms: 0 + 7 = 7
4x2 = 7
Divide each side by '4'.
x2 = 1.75
Simplifying
x2 = 1.75
Take the square root of each side:
x = {-1.322875656, 1.322875656}
| 9x=7x-12 | | 400=(5000)(r)(4) | | B=d/1-t | | 5x+6y=-60 | | .6x+.5=.6x-.83 | | 1/4(7y-2)+1/6(4y+8) | | 3*x+12=-24 | | 1/r+1/s=1/h | | 7u+48=-2(u-6) | | 250%[5(3.7+4)] | | 5x+3(3x-2)=92 | | 6m(6m)-13m+6=0 | | 0.06(z-300)+0.052=0.70z-205 | | 1+12m=13+10m | | m(m)+3m-4=0 | | 5r^2+7r-43=9 | | 16x-48=3x+12 | | m(m)= | | 32=3a+2b | | G-7=-15 | | 3m-15m=108 | | 3(x-1)-2(x-3)=10 | | 12(20-17)-3.6= | | 160cm^3=16cm*h | | -14/5x-5/7 | | -1(x+2)-2x=-2(x+1) | | N=49 | | 5+7.4= | | -10-5n=6-7n | | 56/n=7 | | 21x=5 | | 9.(3+4)= |