Answer:
Step-by-step explanation:
1. (a+3)(a-3) = a²+3a-3a-9 = a²-9
2. a linear equation consists of a polynomial of degree one.
2s + 3 = 19
2s = 16
s = 8
He can buy 8 cans of soup.
Answer:
x = 3
y = 8
Step-by-step explanation:
Since it gives you x, you need to plug in the number given for it into the equation:
y = 3x - 1
y = 3(3) - 1
y = 9 - 1
y = 8
So now you have, x = 3 and y = 8
Can you please post the image.
Answer:
Step-by-step explanation:
S=θ/360*2πr
S=0.020943951r
