Answer:
10
Step-by-step explanation:
<span>x + 3y = 9
-x + y = -1
X = 3
Y = 2
</span>
Answer:
Victor's age after 7 years = 10+7
=> 17 years
Answer:
(-6, 11)
(3, 5)
(15, -3)
Step-by-step explanation:
i just used desmos to help me get the answer :) have a nice day