Answer:
77
Step-by-step explanation:
8x - 5y
8(4) - 5(-9)
32 + 45
This is quite easy once you learn it. All were doing here is plugging in X and Y
8(4)=32
5(-9)=-45
32-(-45)
Which turns into 32+45=77.
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4th one
show me the question....
10:2:3
PLEASE GIVE BRAINLIEST
x^2+29x+210
I hope this helps! I did this through the FOIL method. :)
