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joja [24]
3 years ago
11

Please need help asap!!

Mathematics
2 answers:
Digiron [165]3 years ago
7 0

Opposite angles of a rectangle add up to 180 degrees, and each angle of a rectangle is 90 degrees.

Make angle Q and angle S add up to 180 in an equation, and make angle Q = 90 degrees.

90 + (7x + 55) = 180

Combine like terms (90 + 55).

145 + 7x = 180

Subtract 145 from both sides.

7x = 35

Divide both sides by 7.

x = 5

B) 5 is your answer.

tankabanditka [31]3 years ago
3 0

7x+55=90 angle in a rectangle is
7x=90-55 90
7x=35
x=35/7
x=5

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Answer:

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Step-by-step explanation:

<em>Step 1: Write all the data</em>

Fixed cost: $9000

Average variable cost: 9.3 per unit

Total cost: 90,000

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<em>Step 2: Find the total variable cost</em>

Average variable cost is per unit so it has to be multiplied by the number of units to find the total variable cost.

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<em>Step 3: Make the formula for finding x</em>

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Step-by-step explanation:

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Step-by-step explanation:

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