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otez555 [7]
2 years ago
11

SOMEONE PLEASE HELP​

Mathematics
1 answer:
-Dominant- [34]2 years ago
5 0

Answer:

15c+3b=66 and 25c+5b=110

Step-by-step explanation:

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A charity is collecting donations as a part of their yearly fundraising event. They are going door-to-door, asking for a donatio
tino4ka555 [31]

Step-by-step explanation:

well first try by addding the numbers and then dived it by 2

8 0
3 years ago
Write the slope-intercept form of the line that passes through (-10,17) and (5,-4)
luda_lava [24]

Answer:

y = 7/5 x + 31

Step-by-step explanation:

To find the slope, we need to use the formula

m = (y2-y1)/(x2-x1)

m =(-4-17)/(5- -10)

   = -21/(5+10)

  = 21/15

Divide the top and bottom by 3.

  = 7/5

The slope is 7/5.


Using the point slope form of the equation,

y-y1 = m(x-x1)

y-17 = 7/5 (x--10)

y-17 = 7/5(x+10)

Distribute the 7/5 ths.

y-17 = 7/5 x + 7/5*10

y-17 = 7/5 x +14

Add 17 to each side

y = 7/5 x + 14 + 17

y = 7/5 x + 31


This is in slope intercept form, with the slope  being 7/5 and the y intercept of 31

3 0
2 years ago
Help! Please answer screen shot! Brainliest, stars, and hearts! Please help!
lutik1710 [3]

Answer:

since 0=noon

and 15 secs=25% of a min

plot the point on the very first line to the right of 0

(the tiny line)

Step-by-step explanation:

8 0
2 years ago
I think I'm struggling to find the inverse for this one:
USPshnik [31]
Recall that the derivative of a constant is 0.

\bf y=x^2-4x+4\implies y=(x-2)^2\implies \stackrel{inverse}{x=(y-2)^2}
\\\\\\
\sqrt{x}=y-2\implies \sqrt{x}+2=y\implies x^{\frac{1}{2}}+2=y
\\\\\\
\cfrac{1}{2}x^{-\frac{1}{2}}+0=\cfrac{dy}{dx}\implies \cfrac{1}{2}x^{-\frac{1}{2}}=\cfrac{dy}{dx}
5 0
3 years ago
O Watch help video
Ostrovityanka [42]

Answer:

325+250= 575

Step-by-step explanation:

4 0
2 years ago
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