3 years ago

I need help please i’ll give u a brainliest

Mathematics

2 answers:

Arisa [49]3 years ago

6 0

The answer is actually just 12 !! hope this helped mark as brainliest?

Feliz [49]3 years ago

4 0

Answer:

Step-by-step explanation:

c = sqrt(a^2+b^2)

Imput numbers and solve for b!

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Tell wether the ordered pair (5,-3) is a solution of the system -3x+2y=-21;-x-y=-2

Viefleur [7K]

Answer:

(5,-3) is a solution of -x-y=-2

Step-by-step explanation:

You just plug in the numbers in the equation

x=5 y=-3

-5(5)+2(-3)=-25-6 which doesn't equal -21

-5-(-3)=-5+3=-2

8 0

3 years ago

I just want to make sure: A baseball is traveling (+20 m/s) and is hit by a bat. It leaves the bat traveling (-30 m/s). What is

g100num [7]

Answer:

50m/s

Step-by-step explanation:

We assum the direction the baseball is travelling to the bat is the positive direction at 20 m/s and is hit in the opposite at a faster speed. The change in velocity is the final velocity minus the initial velocity:

$=20-(-30)=50$

The change in velocity is 50m/s

4 0

3 years ago

For brainlist !!!!!!

ad-work [718]

Answer: =20 feet

= 35 feet

Explanation :

let width = a

length = a+15

Now,

2(2w+15)=110

2w=55-15

w=40/2

w=20

3 0

2 years ago

Please help ASAP! !!!!!!!!!

vredina [299]

= (8 x 2) x (10^7 x 10^6)
= 16 x 10^13
= 1.6 x 10^14

answer is C
1.6 x 10^14

8 0

3 years ago

Sarah's youth group is selling candy bars for a fundraiser. The candy bars cost $1.50 each. To date, they have raised $700. Thei

jeka57 [31]

Answer:

1100

Step-by-step explanation:

subtract 2350-700=1650

then divide 1650/1.5

witch equals 1100

4 0

3 years ago