Answer: C - 4 = 14
Step-by-step explanation: In the expression, "c"<em> </em>is colin's age so, if you subtract 4 years for his age, you get Katie's age, which is 14.
Answer:
https://www.tiger-algebra.com/drill/25-y%3C21/Step-by-step explanation:
2x-5=11
2x-5+5=11+5
2x=16
x=16/2
x=8
9514 1404 393
Answer:
no
Step-by-step explanation:
The slope formula is ...
m = (y2 -y1)/(x2 -x1)
We can use the values ...
(x1, y1) = (1, -19)
(x2, y2) = (-2, -7)
Putting these into the formula gives ...
m = (-7 -(-19))/(-2 -1) = 12/-3 = -4
The slope is -4, not -1/4. Mark is incorrect.
