Answer:
180 calculators.
Step-by-step explanation:
She has 180 calculators because if you were to un - simplify 5:1 you would get 180:5 and you would use the first number. So, you have 180 calculators.
Sorry if this is wrong I tried my best.
Answer:
#2 the answer you chose is right
Step-by-step explanation:
Answer:
46
Step-by-step explanation:
Since we know the value of the variable c, we can substitute 20 for c
2c + 6
2(20) + 6
40 + 6
46
perpendicular = negative reciprocal
should multiply with -8 to give -1
-8x = -1
x = -1/-8
perpendicular slope = 1/8
(explanation: perpendicular lines have a slope that is the negative reciprocal and multiply with 8 to give -1)
parallel slope = 8
(parallel lines have the same slope)
Answer:
$6.52
Step-by-step explanation:
The price of the hat would be $13.48 after the discount.
So the amount of change he would receive would be 20-13.48 which is $6.52