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stiv31 [10]
3 years ago
14

please help!!! You buy cards to send to family and friends for their birthdays. The function y=2.5x represents the cost y of the

number of cards x you buy. Is 8 in the domain? EXPLAIN. Is 40 in the range?EXPLAIN
Mathematics
1 answer:
Talja [164]3 years ago
3 0
Jdjndndndnndndkdjdjfnnfnf
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Six times a number plus 7 is equal to 55. What is the number?
valkas [14]

Answer:

6x_+7=55, the answer is 13, why? well because if you add 6+7 you will have 13, now you can multiple that by 5, and you will have 55 as an answer, did I helped you?

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They 1107 Kids divided by 56 Teams how many kids are in a team
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It has to be less than 20 kids per team.

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0.038 x 10 with a power of negative 2
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The correct answer will be 0.00038

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3 years ago
I need help please.
kow [346]

Answer:

(2,1)

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Given f(x)=-x-1, solve for x when f(x)=-10
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f(x) = -10

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