It's the first one. y can equal x as long as y doesn't equal x multiple times. We also know the last two are wrong because they're saying the same thing. A linear function is a straight line.
Answer:
78.5
Step-by-step explanation:
πr²
= π×5²
= 25π
= 78.5
3x*5x-2=4-2x*1
15x-2=4-2x
13x=2
x=6.5
Answer:
x-int is 3
y-int is -4
Step-by-step explanation:
when x is zero, -9y = 36
y = -4
when y = zero 12x = 36
x = 3
Answer:
3
Step-by-step explanation:
5-8/2+6/4+4*2+3^2
5-4+6/4+8+9
11-4/21
7/21
3
#ans