Answer:
the answer would be D
Step-by-step explanation:
Answer:
y=10x+9; y=5x+9
Step-by-step explanation:
First of all, answers B and D are wrong because the formula is <em>y=mx+b. </em>So, that leaves us with a and C.
I couldn't find the slope because it was hard to see. try finding a point where it is clear what the points are and do change in y over change in x. I hope this helped at least a bit.
Pythagora: 20^2=(4x)^2+(3x^2)
400=16x^2+9x^2
x^2=400/25
x^2=16
x=4
Answer:
68
Step-by-step explanation:
2a
2x34(adding value of a)
68
Answer:
3/2
Step-by-step explanation:
10 1/2 divided by 7 = 1 1/2 or 3/2
