A coupon is a paper with a discount.
Answer:
14x-11y
Step-by-step explanation:
6x-2y-5=5-9y+8x
eliminate opposites
6x-2y-9y+8x
collect like terms
14x-11y
Answer:
60
Step-by-step explanation:
Because 7.7^2 equals 60,
The answer is 90.
28/2.8 = 10
10 x 9 = 90
Answer:
p = 2.7x - 20
p(90) = $223
Step-by-step explanation:
revenue → f(x) = 3x ,where x is the number of downloads.
the statement “Your profit p is $20 less than 90% of the revenue for x downloads”
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………………………………
the profit for 90 downloads :
= p(90)
= 2.7×(90) - 20
= $223