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Answer:
42
Step-by-step explanation:
3x^2 +5x
Let x=3
3(3)^2 +5(3)
3*9 +15
27+15
42
Answer:
13, 17, 19, and 23
Step-by-step explanation:
13+17+19+23=72
Answer:
3002
Step-by-step explanation:
Very simple, just add them up.
replace the numbers given for x & y so
the equation becomes 3*(-3) + 2*(-4) =
3*-3 = -9
2*-4 = -8
-9 + -8 = -17
