The options you gave are extremely confusing, but if you round 7.9 it is 8, and if you round $3.89 it is $4. Therefore, the best estimate would be 8•$4, or $32
Answer:

Step-by-step explanation:
(6, 4)
x = 6 and y = 4
y > -1/2x + 7
Plug in the values to check if it is true.
4 > -1/2(6) + 7
4 > -3 + 7
4 > 4
This statement is false.
(6, 4) lies on the line.
Answer:
c=17/16
Step-by-step explanation:
3/16=c-7/8
find the common denominator
3/16=c-14/16
add 14/16 on both sides to cancel
c=17/16
Answer:
Mike can stitch one shirt in 6 hours and in 1 hour he can stitch
(0.167) shirts.
Step-by-step explanation:
Mike can stitch 7 shirts in 42 hours
to calculate the time that he takes to make 1 shirt, we have to divide 42 by 7.
He can stitch 1 shirt in =
= 6 hours
Now we calculate the work done in one hour.
He can stitch in 1 hour =
shirts or 0.167 shirts
Mike can stitch one shirt in 6 hours and in 1 hour he can stitch
shirts.
Answer:
First option
Step-by-step explanation:
You can plug in values and verify.
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