Q:

What are the solutions to 2x^2+7x=4? Select all that apply. A. 1/2 B. 4 C. -1/2 D. -4 E. 7 F. -7

Accepted Solution

A:
2x2+7x=4Step 1: Subtract 4 from both sides.2x2+7x−4=4−42x2+7x−4=0Step 2: Factor left side of equation.(2x−1)(x+4)=0Step 3: Set factors equal to 0.2x−1=0 or x+4=0x=12 or x=−4Answer:x=12 or x=−4