Answer:
y=29
Step-by-step explanation:
Replace x with 7:
y=8+3(7)
Multiply 7 and 3:
y=8+21
Add together:
y=29
9105-4031= 5074
Step-by-step explanation:
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Answer: -2,000,000
Step-by-step explanation:
Think of it as -3,000,000 + 1,000,000