A letter, which is how you name it. If that is what your asking, of course.
Answer:
y=2x+3
Step-by-step explanation:
The coefficient has to be 2, since the graph has a slope of 2, and the constant has to be 3 because the y- intercept is 3.
y=2x+3
Answer:
Step-by-step explanation:
surface area=4πr²=36π
r²=9
r=3
Answer:
x = 7
Step-by-step explanation:
4x+5x=63
Combine like terms
9x = 63
Divide by 9
9x/9 =63/9
x = 7