Answer:
7x(3x - 2)
Step-by-step explanation:

The given equation: y=4r-9
Substitute the value of x=3 into the equation
y= 4(3) -9
y= 12-9 subtract
y=3
Answer (3,3)
Answer:
87 + 8r
Step-by-step explanation:
We have a variable that we cannot simplify further:
8r
But we have two numbers that we can simplify:
94 - 7 = 87
Then we add those together:
8r+87
Answer:
the 2nd
Step-by-step explanation: