Answer:
you would have to use repletion
Step-by-step explanation:
2x^2+5x+7=20
-7 -7
2x^2+5x=13
/5 /5
2x^2+x=2.6
4+2x=2.6
-4 -4
2x=-1.4
/2 /2
x=-0.7
Hi there! Solving the absolute value equation is like solving a quadratic equation.


From the absolute equation:

Cancel the absolute symbol and write plus-minus of 4.

Solve the equation for q-term.

Hence, the value of q are -2,-4
Answer