Answer:
C, because minus is difference and plus is the sum
Answer:
5y = 18
Step-by-step explanation:
We know that ∠1 equals ∠3, from that we can find x:

The sum of ∠1 and ∠2 must equal 180°:

Since we already know x, we can solve for y:

Result: x=10, y=6
Answer:
WTH is that bro, If I had to answer this between a life or death situation I'd die
G( f(-4) )
f(-4) = -16 +7= -9
g(-9) = (3*-9)-5 = -32