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insens350 [35]
3 years ago
9

How do i solve this problem

Mathematics
1 answer:
VMariaS [17]3 years ago
6 0
The sum of the interior angles of a quadrilateral -(4 sided shape)
its 360 degrees

add up all the angles, set it equal to 360 degrees, solve for x

any questions
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5x-7=2x+8 solve for x
Rzqust [24]

Answer:

x=5

Step-by-step explanation:

Simplifying 5x + -7 = 2x + 8 Reorder the terms: -7 + 5x = 2x + 8 Reorder the terms: -7 + 5x = 8 + 2x Solving -7 + 5x = 8 + 2x Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2x' to each side of the equation. -7 + 5x + -2x = 8 + 2x + -2x Combine like terms: 5x + -2x = 3x -7 + 3x = 8 + 2x + -2x Combine like terms: 2x + -2x = 0 -7 + 3x = 8 + 0 -7 + 3x = 8 Add '7' to each side of the equation. -7 + 7 + 3x = 8 + 7 Combine like terms: -7 + 7 = 0 0 + 3x = 8 + 7 3x = 8 + 7 Combine like terms: 8 + 7 = 15 3x = 15 Divide each side by '3'. x = 5 Simplifying x = 5

3 0
3 years ago
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If the price of a purse increased from $45 to $54, what was the percent of increased
pishuonlain [190]
54-45/45 x 100%
= 20%
5 0
3 years ago
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100 POINTS!
OLEGan [10]

Answer: domain (7,8)

Step-by-step explanation: range is the Y-value and domain is the x-value

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2 years ago
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Write three examples of decimals that have a 5 I the hundredths place
cluponka [151]
3.457
0.251
9.354

The first number in front of the decimal (.), is in the tenths place. The number after the tenth place is the hundredth place. After that is the thousandths and it keeps going.
6 0
3 years ago
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What does Roger's throwing rocks at the littlun playing by himself on the beach foreshadow?
Anarel [89]

Answer:

The answer is C) Roger's throwing a large rock down the mountain and killing Piggy.

Step-by-step explanation:

Roger is clearly known for violence and rock throwing. So it wasn't a big surprise when he kills Piggy by tossing a large boulder down the mountain.

4 0
3 years ago
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