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katovenus [111]
3 years ago
9

OKAY HELP ME!! I have my answer but I need to know if it's correct!!!

Mathematics
2 answers:
Anton [14]3 years ago
8 0

Answer:

8p = David's photos

Step-by-step explanation:

Gary has p photos, and David has 8 times that many, so 8 × p = David's photos

Pavlova-9 [17]3 years ago
4 0

Answer:

D=8p

David (d) is equal to 8 times the number of photographs Gary (p) has.

Step-by-step explanation:

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Y=-x-4
aliina [53]

Answer:

(-4 , 0)

Step-by-step explanation:

Graph attached

5 0
3 years ago
There are 300 students. for every 8 are boys, and for every seven are girls. how many boys?
katen-ka-za [31]
8+7=15
300/15=20
8 x 20 =160 Boys
7 x 20 = 140 girls

140 + 160 = 300

Hope this helps!

4 0
3 years ago
A rectangle measures 4 1/2 inches by 2 3/4 inches what is its area?
Lelu [443]

Answer:

12.375

Step-by-step explanation:

Length x Width

 L x W

4.5*2.75 = 12.375

3 0
2 years ago
Read 2 more answers
What does the pair of equations y = 3, z = 7 represent? In other words, describe the set of points (x, y, z) such that y = 3 and
earnstyle [38]

Answer:

the pair of equations y = 3, z = 7 represent the intersection of two plans, The set of points is (0,3,7) and the line is parallel to x axis.

Step-by-step explanation:

Consider the provided equation.

y=3 represents a vertical plane which is in xy plane.

Z=7 represents a horizontal plane which is parallel to xy plane

The both planes are perpendicular to each other and intersect.

y=3 and z=7 is the intersection of two plans, where the value of x is zero y=3 and z=7.

The set of points is (0,3,7) and the line is parallel to x axis.

7 0
3 years ago
-14=-20y-7x<br> 10y+4=2x <br><br> Solve by Elimination please!
iogann1982 [59]

Answer:

x = 2    y = 0

Step-by-step explanation:

8 0
2 years ago
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