1 year ago

The cost of b tickets at $20 a ticket algebraic expression

Mathematics

1 answer:

jarptica [38.1K]1 year ago

3 0

The algebraic expression is 20b

<h3>How to determine the algebraic expression?</h3>

The statement is given as:

$20 a ticket

This means that the cost of 1 ticket is $20.

So, the cost of b tickets is

Cost = 20 * b

Evaluate

Cost = 20b

Hence, the algebraic expression is 20b

Read more about algebraic expression at:

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Answer:

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he bought 70 pencils

therefore $4.50 can buy 30 pencils

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Lexi picked 2 7/10 pounds of strawberries. That afternoon, Lexi’s sister ate 7/8 of the strawberries. How many pounds of strawbe

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Step-by-step explanation:

Given parameters:

Pounds of strawberry picked by Lexi =2 $\frac{7}{10}$

Pounds of strawberry eaten by Lexi sister = $\frac{7}{8}$

Unknown:

Pound of strawberry Lexi's sister ate = ?

Solution:

This is a fraction word problem.

Let pound of strawberry eaten by Lexi's sister = K

We can establish that:

Pound of strawberry eaten by Lexi sister x K = Pound of strawberry picked by Lexi

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$\frac{7}{8}$ x K = 2 $\frac{7}{10}$

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K = $\frac{27 x 8}{10 x 7}$ = $\frac{216}{70}$

K = 3 $\frac{3}{35}$ pound of strawberry

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Answer is: 60x=240
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Answer:

Step-by-step explanation:

5x-2y=24

x+2y=12

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(5x-2y)+(x+2y)=24+12

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Plug in x=6 into any of the two equations

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