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netineya [11]
3 years ago
7

Help! Please ASAP !!!!!

Mathematics
2 answers:
Papessa [141]3 years ago
7 0
The first one.................
VladimirAG [237]3 years ago
3 0
You must do work presented inside parentheses first.  Thus, do this first:  (-5-7).
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Someone please help meee
zzz [600]
B = -16
m = (-15-(-16))/18-0 = 1/18
y= 1/18x - 16
6 0
3 years ago
Which expression is equivalent to .02m(n - 5) - .02(m + 10)? A) .02mn - .12m - 0.2 B) .02mn + .12m - 0.2 C) .02mn - .12m + 0.2 D
VikaD [51]
The correct answer is A)<span>.02m(n - 5) - .02(m + 10)</span>
7 0
3 years ago
Read 2 more answers
A hot air balloon descends to the ground. The function a(t) = 210 – 15t can be used to describe the altitude of the balloon as i
Mashutka [201]

Answer:

t represents the time in minutes since the balloon started descending.

a(t) represents the altitude of the balloon at t minutes.

a(5.5) gives the altitude at 5.5 minutes.

8 0
3 years ago
Read 2 more answers
M is the midpoint of line segment CD. The coordinates M(-1,1) and C(1,-3) are given. Find the coordinates of point D.
dexar [7]

Answer:

All you have to do is use the formula for coordinates of a midpoint of a line segment. If the segment's ends are  

A

=

(

x

A

,

y

A

)

and  

B

=

(

x

B

,

y

B

)

, then the midpoint has coordinates:

Step-by-step explanation:

8 0
3 years ago
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Y=x +3<br>1 23x+2y=-4<br>what is it ​
erik [133]

Answer:

x=-0.08 and y=2.92

Step-by-step explanation:

123x + 2(x+3) = -4             y = -0.08 + 3

123x + 2x + 6 = -4                = 2.92

125x + 6 = -4

125x = -10

x= -0.08

5 0
3 years ago
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