1. D
2. D
I don't know the answer to number 3 sorry.
Answer:
19 :/
Step-by-step explanation:
...................
Answer:
y=3x+4
Step-by-step explanation:
The equation of the straight line that passes through (-3,-5) with slope 3 can be found using

where m=3 is the slope .
We substitute the slope to get:

We substitute the point to find b.

The equation of the straight line is:

Answer:
31/10
Step-by-step explanation:
Base=9
Height=10
A=90
I think