Answer:
x = -57/14, y = -6/7
Step-by-step explanation:
2x + y = -9
-(2x - 5y = -3)
-------------------- (Add the two equations together)
7y = -6
y = -6/7
2x - 6/7 = -9
2x = -57/7
x = -57/14
Okay, your answer would be 247.5mm² hope that helped
Answer: 12
Step-by-step explanation: hope this helped
Answer:
72 units³
Step-by-step explanation:
length = 12 units
height = 4 units
width = 3 units (8 - 5 = 3)
12 x 3 x 4 = 144
144 / 2 = 72
Answer:
x = 1
Step-by-step explanation:
Add 4 from both sides which you add to the zero. Then, combine like terms, 5x - 1x which is 4x. Divide 4 from both sides and it equals 1.
