The answer is 64 because 21 times 3 is 63
Answer:
b = {-16, 16}
Step-by-step explanation:
Yeah
You’re trying to get the first equation to equal y so you can substitute it in the second question
2x + y = -2
subtract 2x from both sides: y = -2 - 2x
rearrange the equation : -2x -2
so the answer is C
Answer:
okay thank you for free points