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IrinaVladis [17]

2 years ago

7

The function for the cost of materials to make a muffin is f(x)=3/4x+3, where x is the number of muffins. The function for the s

elling price of those muffins is g(f)), where g(x)= 3x+4. Find the selling price of 20 muffins.

1 answer:

scoray [572]2 years ago

8 0

<span>the first one is from walmart which is 5.99$ the other store sells it for 3.49 which one is better to buy

</span>

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Answer:

∠ABC=90°

Step-by-step explanation:

if ∠DAB =110 then ∠BAC =180-110 =70° because straighht lines make 180°∠s

use the fact that the sum of angles in a Δ is 180°

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Step-by-step explanation:

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Two stores are having a sale on T-shirts.Rose spends $63 for three T-shirts from store A and one from store B. Manny spends $140

Digiron [165]

Let a and b be store A and store B, respectively. Then:
3a+b=63
5a+4b=140
So
12a+4b=252
5a+4b=140
7a=112
a=16
b=15
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Step-by-step explanation:

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Step-by-step explanation:

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