H(x) = 4x² - 8x - 60
0 = 4x² - 8x - 60
0 = 4(x²) - 4(2x) - 4(15)
0 = 4(x² - 2x - 15)
4 4
0 = x² - 2x - 15
0 = x² - 5x + 3x - 15
0 = x(x) - x(5) + 3(x) - 3(5)
0 = x(x - 5) + 3(x - 5)
0 = (x + 3)(x - 5)
0 = x + 3 or 0 = x - 5
- 3 - 3 + 5 + 5
3 = x or 5 = x
Answer:
The 1st one and last one
Step-by-step explanation:
Answer:a
Step-by-step explanation:
Answer:
bathroom area is 1/4 area of bedroom
Step-by-step explanation:
bathroom area = 35 sq ft
bedroom area = 140 sq ft
9x+5-4x-3=5x+2. You combine like terms after multiplying by negative sign.
