Answer:
(-2.5,0)
Step-by-step explanation:
1.5(4x+3y)=-10(1.5) =
6x+4.5y=-15
6x+4.5y= 6x-5y (substitution)
-6x from both sides
4.5y =-5y
y=0
6x-0=-15
divide by 6
x=-2.5
Check:
-2.5(4)+3(0)=-10
-10= -10 (correct!)
(6)-2.5-0=- 15 (correct!)
Answer:
3a-12c
Step-by-step explanation:
(5a-7c)-(2a+5c)
5a-7c-2a-5c
(5a-2a)+(-7c-5c)
3a-12c
9) 24 pounds = 10.89 kilograms
1 pound is equal to 0.45359237 kilograms. To convert pounds to kilograms, simply multiply the pounds by 0.45359237
10) 7 gallons = 26.5 liters
1 US Gallon is equal to 3.785 liters. To convert gallons into liters, simply multiply the gallons by 3.785
Answer:
look at the picture i sent......
You have the correct answer it is 72.