Answer: -4x^2 + 8xy - 20y^2 + 12
Step-by-step explanation:
-4 (x2 - 2xy + 5y2 - 3)
-4(x^2) = -4x^2
-4(-2xy) = 8xy
-4(5y^2) = -20y^2
-4(-3) = 12
Bea will have $540 more than Alassandro after 12 months
Answer:
0.03095
Step-by-step explanation:
0.03095
200 6.19000
-600
1900
-1800
1000
-1000
0
Jacob babysat for 4.5 hours 12x4=48 +6(.5)= 4.5 hours