3 years ago

{7u+2v=1 {17u+6v=−9 System of equation Please Explain

Mathematics

1 answer:

morpeh [17]3 years ago

4 0

Answer:

u= -3 v=11

Step-by-step explanation:

7u+2v=1 17u+6v=-9

-3(7u+2v=1)= -21u-6v=-3

-21u-6v=-3 + 17u+6v=-9 = -4u= -12

u=-3

7(-3)+2v=1

-21+2v=1

2v=22

v=11

You might be interested in

Hii please help i’ll give brainliest

erica [24]

Quadrant 2
The last answer choice

7 0

3 years ago

16x^2-1=0<br> help algebra 2

shtirl [24]

Answer:

16x²=1

x²=1/16

x=√(1/16)

x=+- (1/4)

8 0

4 years ago

Does anyone know the answer?

uysha [10]

Answer:

15°

Step-by-step explanation:

2x+5=3x

5=3x-2x

5=x

Now we can solve the angle.

<BAD=2x+5 = 2(5)+5 = 10+5 = 15°

6 0

3 years ago

"Two purple sea slugs are mated with each other. Among their numerous offspring, 428 have a purple integument and 152 have orang

Orlov [11]

Answer:55

Step-by-step explanation:

55x1=55

6 0

3 years ago

Find the slope of the line that goes through the given points.

topjm [15]

Answer:

Step-by-step explanation:

Given two points, the slope of the line can simply be calculated as

$m = \frac{y_2-y_1}{x_2-x_1} = \frac{-5-(-7)}{5-(-1)} = \frac{2}{6} = \frac{1}{3}$

5 0

3 years ago