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viktelen [127]
3 years ago
11

Determine the number of solutions for this equation. 9x−5=7x+15

Mathematics
1 answer:
o-na [289]3 years ago
5 0
I hope this helppppppppppppppppp

You might be interested in
Solve the equation: p-5/p = 3/9
ExtremeBDS [4]

Answer;

p= (1 + sqrt. 181) / 6, (1- sqrt. 181) / 6

Hope this helps!

6 0
3 years ago
The length and the width of a rectangle are in the ratio of 5 to 2, and the area is 1,000 sq. ft. Find the dimensions.
sleet_krkn [62]

Step-by-step explanation:

l = length

w = width

l/w = 5/2

l = 5w/2

l×w = 1000ft²

(5w/2)×w = 1000

5w²/2 = 1000

5w² = 2000

w² = 400

w = 20ft

l = 5w/2 = 5×20/2 = 5×10 = 50ft

the length is 50ft.

the width is 20ft.

8 0
3 years ago
Round up or down 70 if rounding to the nearest 10
Rom4ik [11]

your answer is going to be 100 and how you do that is you're going to estimate which means you're taking an educated guess and is it 70 closer to zero or 100 70 is only 20 numbers away and how you find that is by subtracting 100 from 70 which equals 20 and how you do that to see if it's up or down is 50 is in your middle okay so it's going to go from 0 to 50 to 100 on a number line 70 is in between 50 and 100 so that means that you'll be going up now if you did 30 instead of 70 in your equation rounding by 10 then it would be in between the zero and the 50 which that means that you're going down

4 0
3 years ago
Plssss help me i cant do this stuff
BabaBlast [244]

Answer:  See explanation:  10, 1, 1, -7

Step-by-step explanation:

I'll assume you are working with Excel.  The Product function multiplies all the cells given in the specified range.  Here, those are cells A2 through A5.  As presnted, this would be [10*5*0*(-7)] = 0, which is the value of cell B2.  If we want cell B2 to be -70, we must change one or more of the numbers in cells A2 to A5.

Initial:     10, 5, 0, -7   B2=0

Change:  10, 1,  1, -7   B2 = -70

Other combinations are possible.

5 0
3 years ago
Find the conjugate of the complex number 8+12i<br> 1) 96<br> 2) 8-12i<br> 3) -96i<br> 4) 20
timama [110]

Option 2 8-12i is correct.

Step-by-step explanation:

The conjugate of the complex number is obtained by changing the sign of the imaginary part.

In complex number 8+12i

8 is the real part and 12i is the imaginary part

The conjugate of 8+12i is 8-12i

So, Option 2 8-12i is correct.

Learn more about Complex numbers at:

brainly.com/question/10736268

brainly.com/question/4678474

Keywords: Complex numbers, conjugate

#learnwithBrainly

8 0
3 years ago
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