3 years ago

Simplify 3x+5y-x+2y please

Mathematics

1 answer:

V125BC [204]3 years ago

5 0

Answer:

2x+7y

Step-by-step explanation:

3x+5y-x+2y =

3x-x = 2x

5y+2y = 7y

3x+5y-x+2y = 2x+7y

You might be interested in

The area of a rectangle is 105 square units. Its width measures 7 units. Find the length of its diagonal. Round to the nearest t

mezya [45]

Answer:

16.6

Step-by-step explanation:

The rectangle has an area of 105. It's width is 7.

1: Find the length

$\frac{area}{width}$ =length

$\frac{105}{7}$ = 15

Length=15

2: Pythagorean theorem

$a^{2} +b^2=c^2$

$7^{2}$ + $15^2=c^2$

49+225= $c^2$

275= $c^2$

$\sqrt{275}$ = $\sqrt{c^2\\}$

16.55≈c

Rounded to nearest tenth

16.6

6 0

3 years ago

Is this right? you’re supposed to find FH

Rudik [331]

Answer:

FH=7

Step-by-step explanation:

If the whole thing FG is 22 and HG is 15 you subtract 22-15 and get 7

8 0

4 years ago

Plzzzzz help will give brainliest !!

Phoenix [80]

Answer:

-4 + -2 = -6

Step-by-step explanation:

5 0

3 years ago

The volume of a cone is 50 pi cm cubed. What is the radius of the cone. Height=6cm

Viefleur [7K]

Answer:

i am really not sure because i worked it out but i needed to see how they said it .

Step-by-step explanation:

5 0

2 years ago

What is an algebraic expression for "21 more than n"?

stealth61 [152]

Answer:

Step-by-step explanation:

n+21

3 0

3 years ago