Answer:
21x-28
Step-by-step explanation:
you multiply 7 by 3 and 7 by 4 and bring down the x and subtraction sign
Answer:
Step-by-step explanation:
x=0 and y=-2
Answer:
the slope of the line x+y = 6 is -1.
Step-by-step explanation:
slope = - coefficient of x
----------------------
coefficient of y
slope = -1 /1
slope = -1
