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avanturin [10]
2 years ago
11

Will Mark BRAINLIEST!!! Can Someone Help Me With This Question?

Mathematics
2 answers:
ELEN [110]2 years ago
4 0

Answer:

Apple Pie cost $8

Lemon Meringue Pie = $15

Step-by-step explanation:

Creating some variables:

A = apple pie

L = lemon meringue pie

We have two equations:

11A + 1L = 103

11A + 12L=268

You can use elimination or the substitution method to solve. I will be using substitution method.

Solve the first equation for L:

11A + 1L = 103

subtract 11A to both sides

L = 103 - 11A

Plug this into the second equation

11A + 12(103-11A) =268

distribute the 12

11A + 1236 - 132A = 268

combine the A and subtract the 1236

-121A = -968

Divide -968 by -121

A = 8

Next plug this 8 back into one of the two original equations above:

11(8) + 1L =103

88+L=103

subtract 103 by 88

L = 15

melisa1 [442]2 years ago
4 0

Answer:

A=8, L=15

Step-by-step explanation:

For the sake of time Apple pies will be represented by A and Lemon will be represented by L

Based on the information given it is clear that:

11A+1L=103

11A+12L= 268

We can <em>rearrange</em> the first equation to solve for A, in terms of L

11A+1L=103

<em>subtract</em> 1L form both sides

11A=103-L

Now let's <em>input</em> this into the second equation to solve for L

(103-L)+12L=268

<em>combine like terms</em>

11L+103=268

<em>subtract</em> 103 from both sides

11L=165

<em>divide</em> both sides by 11

L=15

Now <em>input  </em>this value into the first equation for L

11A+15=103

<em>subtract</em> 15 from both sides

11A=88

<em>divide</em> both sides by 11

A=8

<em>plz mark me brainliest.</em> :)

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