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Illusion [34]
3 years ago
12

>…_~§-+*First Answer Gets Brainliest*+-§~_…< Questions In the picture!

Mathematics
1 answer:
zysi [14]3 years ago
7 0

Answer:

1. If x=5, 3*5=15, 15*15=225 + y (3) = 228.

2. If y=4, then 10*4 = 40, 4^2 is 16, so 40 + 16 is 56.

I might be wrong, but the first one you answered, x^2, x= 1/2, I think that is wrong. when something is squared, you don't go, "Oh, well since 1/2 equals 1, that's the answer." The way to figure out something like this is... 1/2 times 1/2, which is .25, or 1/4. Another example: 3^5 . The way to find this out is 3*3*3*3*3 = 243. But  you don't go 3*5, because that answer would be 15, which is not correct.

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Please help me with this question
Wittaler [7]

Answer:

x = 8

Step-by-step explanation:

Since < A and < B are vertical angles, then it means that they have the same measure.

Given that m < A = (3x - 21)°, and m < B = (2x - 13)°:

We can set up the following equation to solve for the value of x:

m < A  = m < B

(3x - 21)° = (2x - 13)°

3x - 21 = 2x - 13

Subtract 2x from both sides:

3x - 2x - 21 = 2x - 2x - 13

x - 21 = -13

Add 21 to both sides to isolate and solve for the value of x:

x - 21 + 21 = -13 + 21

x = 8

We must verify if we have the correct value for x by plugging in 8 into the equality statement:

(3x - 21)° = (2x - 13)°

[3(8) - 21]° = [2(8) - 13]°

(24 - 21)° = (16 - 13)°

3° = 3° (True statement. This means that we have the correct value for x).

Therefore, the value of x = 8.

Please mark my answers as the Brainliest, if you find this solution helpful :)

7 0
2 years ago
Beth plays a video game in which she starts with 0 points. In round 1 she loses 3 1/2 points; in round 2 she wins 28 1/2 points;
balu736 [363]
Her final score should be 21. You can add both 3 1/2 and 3 1/2 which will give you 7. Then substract it from 28. 
3 0
4 years ago
Read 2 more answers
A deposit of $7,500 is made into a savings account which earns 5
melisa1 [442]
Thats easy the answer is b 
8 0
4 years ago
Read 2 more answers
A hiker started on a trail at 150 feet below sea level. She finished her day at the top of a hill 351 feet above sea
Mamont248 [21]

Answer:

I think the answer is 501 ft

Step-by-step explanation:

I added 150 + 351.

7 0
3 years ago
The contagent of 180/3,180/4,180/6 is
just olya [345]

Answer:

easy

Step-by-step explanation:

1+2=92

4 0
3 years ago
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