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castortr0y [4]
3 years ago
8

What value of x makes the equation true? 4x - 3= -9 + 7x 2 -2 −12 12

Mathematics
1 answer:
irina [24]3 years ago
4 0

Answer:

x = 2

Step-by-step explanation:

Given

4x - 3 = - 9 + 7x ( subtract 7x from both sides )

- 3x - 3 = - 9 ( add 3 to both sides )

- 3x = - 6 ( divide both sides by - 3 )

x = 2

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Given

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To proof

As given

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There is a $300 deductible

Her medical bills for the last year were $2,600.00

Linda's insurance company provided payment of 80% of the bills less the deductible.

Deductible

The  amount of money you will pay in an insurance claim before the insurance company starts paying you.

medical bill reducing the deductible = $2,600 -  $300

                                                             =  $2300

80 % is written in the decimal form

= \frac{80}{100}

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than the equation becomes

Linda's insurance company provided payment  = 0.8× 2300

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Therefore the the insurance company's payment be  $1840 .

Hence proved


   

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