Which of the following quadratic equations have two real solutions? Select all that apply.
(Select all that apply.)
3x² + 5x + 10 = 0
10x? – 10 = 0
✓ - 4x² + 5x = -7
✓ x2 + 15x + 2 = 0
9x² + 5x = 0
2x2 + 12 = – 9x

Simonne used the following steps to simplify the given expression. 12 - 3(-2x + 4) step 1: 12 + (–3)·(–2x) + (–3)·(4) step 2: 12 + 6x + (–12) step 3: 12 + (–12) + 6x step 4: 0 + 6x step 5: 6x what property of real numbers was used to transition from step 3 to step 4? a. identity property of addition b. inverse property of addition c. associative property of addition d. commutative property of addition

Reflect the point (7,0) across the y-axis

The pyramid shown has a square base that is 24 centimeters on each side. the slant height is 16 centimeters. what is the lateral surface area?