Answer:
3p = $2.10
p = $0.70
Step-by-step explanation:
Cost of a pencil: p
Cost of a pen: p × 2 = 2p
If the cost of 1 pen and 1 pencil is $2.10,
2p + 1p = $2.10
3p = $2.10
p = $0.70
100,000,000,000 stars in half of the milky way galaxy
Answer:
A
Step-by-step explanation:
let's try A. 3(3)+2=9+2=11
11=11
So A is right