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wolverine [178]
3 years ago
9

Try to solve this1.)3u+z=15 u+2z=102.)2a+2x=18 a+3x=17​

Mathematics
1 answer:
stich3 [128]3 years ago
5 0

Answer:

z=15u+2z=10

Step-by-step explanation:

This is correct because if you check your work by dividing by 2. or multiplying 0.5 You will see it's correct.

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So far, Keith has burned 604.3 calories. He wants to burn a total of 700 calories. How many more calories must Keith burn?
Vanyuwa [196]
So to do this you need to use subtraction to find it how many more calories he needs to burn 700. so you would do 700 - 604.3 to get an answer of 95.7! :)
7 0
3 years ago
The price of a toaster increase 10% to $40. What is the original price of the toaster before the increase?
tresset_1 [31]

Answer:

36.36

Step-by-step explanation:

We can express 10% as a decimal by multiplying it by (1/100), resulting in 0.1. Therefore, adding 0.1 of the original price, or x, to the price will result in 40, so x+0.1*x=40

          = 1.1x

Dividing both sides by 1.1, we get that x, or the original price, is $36.36 (approximately).

8 0
3 years ago
The London theater offers child tickets at 10$each and adult tickets at 20$ each.Mrs burham buys 34 tickets at a total cost of 5
kirill115 [55]

Answer:

A+C=34

10C+20A=570

4 0
3 years ago
What are the angle measures of triangle ABC?
Schach [20]

The angle measures of triangle ABC is ∠A=90°, ∠B= 60°, ∠C = 30°. Thus, the correct option is B.

<h3>What is a triangle?</h3>

A triangle is a three-edged polygon with three vertices. It is a fundamental form in geometry. The sum of all the angles of a triangle is always equal to 180°.

As it is known that the angles of the triangle are 30°, 60°, and 90°. Therefore, the largest angle is 90° which will be the opposite of the largest side of the triangle, therefore, the measure of ∠A=90°.

Also, the shortest angle of the triangle is 30°, which will lie at the opposite of the smallest side of the triangle, therefore, the measurement of the ∠C=30°.

Now, the angle left is ∠B therefore, the measure of ∠B=60°.

Hence, the angle measures of triangle ABC is ∠A=90°, ∠B= 60°, ∠C = 30°. Thus, the correct option is B.

Learn more about Triangle:

brainly.com/question/2773823

#SPJ1

4 0
2 years ago
Jayda is watching a movie that lasts 1 hour and 37 minutes. She has watched 52 minutes so far. How many minutes are left in the
Svetlanka [38]

Answer:

45 minutes

Step-by-step explanation:

97-52 = 45

5 0
3 years ago
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