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topjm [15]
3 years ago
6

Solve:

Mathematics
1 answer:
Temka [501]3 years ago
8 0

Answer:

a= -5

Step-by-step explanation

PEMDAS

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Find the value of in the triangle shown below.
Vesnalui [34]

Step-by-step explanation:

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the sum of the angles in a triangle is 180°, so

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2 years ago
The diffrence of twice a number and 3 is -21
Alika [10]

Answer:

x = - 9

Step-by-step explanation:

Step 1:

2x - 3 = - 21    Equation

Step 2:

2x = - 18     Add 3 on both sides

Step 3:

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8 0
3 years ago
Which expression can be used to find 15% of 20?
dezoksy [38]

Answer:

Expression:  0.15 * 20

Equation: 0.15 * 20 = 3

Step-by-step explanation:

This expression was found by dividing 15% by 100 to convert it into a decimal (0.15) that can be used to multiply with 20 to get your answer.

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Step-by-step explanation:

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