How did they get this

Mathematics

2 answers:

alexandr1967 [171]3 years ago

7 0

It's only true if x=2 and y= -1 .

katrin2010 [14]3 years ago

3 0

Somewhere in the text, it must say that x = 2 and y = -1 or else, the values just seem made up out of thin air.

You might be interested in

4b. A cell phone plan costs $200 to start. Then there is a $50 charge each

Kisachek [45]

The answer is 50x+200

6 0

3 years ago

Read 2 more answers

5 and X. X is a 1-digit number. X is not 1. What number is X?

lesantik [10]

Answer:

X could be 2, 3, 4, 5, 6, 7, 8, or 9.

So, your final answer could be either 52, 53, 54, 55, 56, 57, 58, or 59.

6 0

2 years ago

Which graphs are functional?

Daniel [21]

Answer:

2 and 5

Step-by-step explanation:

5 0

3 years ago

Which of the lines graphed has a slope of -2 and a y intercept of 3?

Flura [38]

It's out of D or A I can't really see

3 0

2 years ago

K over x = w over v solve for x

Amiraneli [1.4K]

$\frac{k}{x}$ = $\frac{w}{v}$ Multiply both sides by v
 $\frac{kv}{x}$ = w Multiply both sides by x
kv = wx Divide both sides by w
 $\frac{kv}{w}$ = x Switch the sides to make it easier to read
x = $\frac{kv}{w}$

6 0

3 years ago