Question

What is the value x satisfy 4(3x+2)^2=64

Answer 1

Answer:

$x=\frac{2}{3} , -2$

Step-by-step explanation:

$4(9x^{2} +12x+4)=64$

$36x^{2} +48x+16 = 64$

$36x^{2} +48x-48=0$

$12(3x-2)(x+2)=0$

$x=\frac{2}{3} , -2$