Evaluate each expression if x = 4 and y = -3.
15. 11 + y
16. x + (-6) .
18. * + yl
19. 1x 1 + y
Glencorom

15) 8

16) -2

Step-by-step explanation:

For each problem, use 4 where there is an x and -3 where there is a y!

15) 11+y=? If y=-3 it is 11+(-3) and that is 8!

16) x+(-6)=? If x=4 it is 4+(-6) and that is -2!

The other ones seem to be missing something so I don't understand those, but if you need more help reply to this and I'll help!

answer: no

step-by-step explanation:

you are only given the cost not the amount of pounds.

square pyramid

step-by-step explanation:

square prism looks like nothing like that

triangular prism has a rectangular base instead of a square base

tetrahedron has a triangular base