Solve these please 1. 6p-7=29 2. 12=-5d+52 3. 3(h+7)=57 4. 72=-6(2g-4)
1 answer:
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Answer:
Explanation:
We have been given with the quadratic equation
We have general formula to find the roots of a quadratic equation first we find the discriminant with formula
and after that to find the variable suppose x we have the formula
And general quadratic equation is
On comparing the given quadratic equation with genral quadratic equation we will have values
a=1, b=-7 and c=-6
After substituting these values in the formula we will get
After substituting in the formula to find x we will get