Answer:
x = -11
Step-by-step explanation:
2x + 23 + 9 = x + 21
Combine common factors
2x + 32 = x + 21
Subtract x from both sides
x + 32 = 21
Subtract 32 from both sides
x = -11
Answer:
It is transversal because it can separate two lines and become n perpendicular
Step-by-step explanation:
Answer:
time = distance / speed
time = 200/10
= 20
Step-by-step explanation:
Answer:
6 grapes.
Step-by-step explanation:
If she already had 9 grapes, subtract 15 and 9 to get 6.