3 years ago

The image of (-1, 2) reflected across the line y = -x is what?

Mathematics

1 answer:

Ann [662]3 years ago

8 0

( -2, 1 ) is the image of ( -1,2 ) reflected across the line y=-x.

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Can you please help with these questions? I need to finish homework by tonight.

noname [10]

Length x width is the formula.
so 18 x 18 for 7.
22 x 24 for 8.
and 8 would probably be 5 x 5 to equal 20. so the length and width would be 5 and 5 because 20 is the area

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2 years ago

Solving need help in don't get it

Orlov [11]

$\sqrt{3x-5}-2=0$
add 2 to both sides
$\sqrt{3x-5}=2$
square both sides
3x-5=4
add 5 to both sides
3x=9
divide 3
x=3

a nswer is B

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3 years ago

A student concludes that the solution to the equation ( 2×+1+3=0 is×=4

Slav-nsk [51]

Answer:

x = -2

Step-by-step explanation:

2x + 1 + 3 = 0

2x + 4 = 0

x = -2

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2 years ago

What are the slope and y-intercept -3x-8y=10

choli [55]

The equation of any straight line, called a linear equation, can be written as: y = mx + b, where m is the slope of the line and b is the y-intercept. The y-intercept of this line is the value of y at the point where the line crosses the y axis.

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3 years ago

Read 2 more answers

Erin wants to buy a set of paintbrushes. Store A sells a set for $25 and offers a 10% discount. Store B sells a set for $27 and

Deffense [45]

A: 25x(1-0.1)=22.5
B: 27x(1-0.2)=21.6
C: 26x(1-0.15)=22.1
Answer: Store B (lowest price), store C and store A (highest price).

4 0

2 years ago