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Sophie [7]
2 years ago
5

Solve 7(x+1) + 2(3x-1) = 15

Mathematics
2 answers:
Soloha48 [4]2 years ago
4 0

The answer is 10/13

You can see the step by step explaination in the image

Debora [2.8K]2 years ago
3 0

Answer:

what is x worth?

Step-by-step explanation:

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Two perpendicular lines intersect on the y-axis. the equation of one line is 4y - x - 24 =0. determined the equation of the othe
Taya2010 [7]

Answer:

y  + 4x - 6 = 0

Step-by-step explanation:

Rearranging the given equation:-

4y = x + 24

y = 1/4 x + 6  

This has a y intercept of  (0, 6) and a slope of 1/4.

Thus, the other line has a slope of -4 and  passes through the point (0,6) also.

Using the Point-slope form of a straight line:-

y - y1 = m(x - x1)

y - 6 = -4(x - 0)

y  + 4x - 6 = 0  is the required equation  

4 0
3 years ago
What is the measure of Angle B
patriot [66]

Answer:

119

Step-by-step explanation:

Angle C= 62

So you add 62 + 57 which gives you 119

All angles must add up to 180 so you subtract 119 from 180 which gives you 61

Since angle A is 61 and a straight line angle is 180 you subtract 61 from 180 to give you angle B

180 - 61 = 119

therefore your answer is 119

4 0
3 years ago
Read 2 more answers
Two ice skaters started on opposite ends of a 200-foot-long rink and then skated toward each
SSSSS [86.1K]

Answer:

The proportion that can be used to find x is;

(200-x)/x = 7/6

Step-by-step explanation:

Now, we want to find the proportion which can be used to find x.

From the question, we are told that the father skater traveled 7 ft for every 6 ft of the slower skater;

this means that the ratio of their speed is 7:6

Now, when they passed each other , the slower skater has traveled x ft, what this means is that the faster skater will have traveled a distance of (200-x) ft at that moment they passed each other.

Mathematically, since their time is equal i.e the time they used to pass each other, then, the ratio of their distances is same as the ratio of their speeds;

Hence;

(200-x)/x = 7/6 or x/(200-x) = 6/7

3 0
3 years ago
10x^2-35x=?<br><br> Factor out the greatest common factor
Leona [35]
10x^2 - 35x....the GCF is 5x

5x(2x - 7) <==
6 0
3 years ago
Find the missing factor. Write your answer in<br> exponential form.<br> 6^-8 = blank 6^7
Keith_Richards [23]

Answer:

6^ (-15) = x

Step-by-step explanation:

6^-8 = blank 6^7

6^-8 = x* 6^7

Divide each side by 6^7

6^-8 / 6^7 = x 6^7 / 6^7

6^-8 / 6^7 = x

Since the bases are the same, we can subtract the exponents

6^ ( -8-7) = x

6^ (-15) = x

6 0
3 years ago
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