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aalyn [17]
3 years ago
10

the amount of money in a bank account can be represented by the equation a(m)=30m+180, where A(m) is measured in dollars and m i

s measured in months. find when a(m)=1680 and state what it represents
Mathematics
1 answer:
Pavlova-9 [17]3 years ago
5 0
<h2>It represents that , the amount of money in the bank account is $1680 after 50 months.</h2>

Step-by-step explanation:

Given , the amount of money in a bank account can be represented by the equation A(m) = 30m +180, where A(m) is measured in dollar and m is measured in month.

When A(m) = 1680

1680 = 30m +180

⇔30m = 1680 -180

⇔30m = 1500

⇔m= \frac{1500}{30}

⇔ m = 50

It represents that , the amount of money in the bank account is $1680 after 50 months.

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<h2>Hello!</h2>

The answer is:

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<h2>Why?</h2>

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4 0
3 years ago
Find the perimeter of the quadrilateral.
levacccp [35]

<em><u>Question:</u></em>

Find the perimeter of the quadrilateral. if x = 2 the perimeter is ___ inched.

The complete figure of this question is attached below

<em><u>Answer:</u></em>

<h3>The perimeter of the quadrilateral is 129 inches</h3>

<em><u>Solution:</u></em>

The complete figure of this question is attached below

Given that, a quadrilateral with,

Side lengths are:

4x^2 + 8x\ inches \\\\3x^2-5x+20\ inches \\\\7x + 30\ inches \\\\31\ inches

The values of the side lengths when x = 2 are

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Perimeter of given quadrilateral = 32 + 22 + 44 + 31 = 129 inches

Thus perimeter of the quadrilateral is 129 inches

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