Find the intercepts and graph each line.
a.) x – 4y =− 4
b.) 2x + 5y =-10
1 answer:
Answer:
(1,5) I think that's what it is
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Answer:
18
Step-by-step explanation:
multiply 7 and 3
reduce 15/5 to 3
subtract 21-3
18
The slope is undefined, if the line is vertical the slope equation m=(change in y)/(change in x) becomes undefined because youd be dividing by zero
Answer:
x=15, y=19
Step-by-step explanation:
X^2 - 18x + 81 = 0
x^2 - 9x - 9x + 81 = 0
x(x - 9) - 9(x - 9) = 0
(x - 9)(x - 9) = 0
(x - 9)^2 = 0
x - 9 = 0
x = 9
