ANSWER ASAP I WILL MARK BRAINLIEST use the quadratic formula to solve for x.
2x²+5x-4=0
(answer can't be in decimal form)
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After being rearranged and simplified, which of the following equations could be solved using the quadratic formula? check all that apply. a. 9% + 3x2 = 14 + x-1 b. -x+ + 4x + 7 = -32-9 c. 5x + 4 = 3x4 - 2 d. 2x2 + x2 + x = 30

Which best explains why this triangle is or is not a right triangle?

Which statement about the annual percentage rate (apr) is not true?