Do elimination
2x + y = 3
x - y = 3
Add these
3x = 6
X = 2
Plug in 2 for x
4(2) + 2y = 6
8 + 2y = 6
2y = -2
X = 2, y = -1
Answer:
7.2+x=19.5
x=19.5-7.2
x=12.2
Step-by-step explanation:
Answer:
y<272
Step-by-step explanation:
Step 1: Multiply both sides by 8.
8*(1/8y)<(8)*(34)
y<272
Answer:
True
Step-by-step explanation:
Speed varies with time, making gradual changes, no abrupt ones.