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3 years ago

Two equations are given below:

1 answer:

6 0

Rewrite the equations;
m+4n=8
m-n=-2

Eliminating m gives;
5n=10
n=2
Replacing for n in the first equation;
m+4(2)=8
m=8
Answer;
(0, 2)

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12. On Saturday, Querida gave away 416 coupons for a free appetizer at a

KatRina [158]

Answer:

a. YES

b. NO

Step-by-step explanation:

On Saturday,

Querida gave away 416 coupons

on Sunday

she gave away about 52 coupons an hour.

a. Is the number of coupons Querida gave away on Sunday proportional to

the number of hours she worked that day?

YES

because, judging with saturday and sunday data, it can be deduced that

52 coupon = 1hour

416 coupon = 8hours = 1day

b. Is the total number of coupons Querida gave away on Saturday and

Sunday proportional to the number of hours she worked on Sunday?

the total number of coupons Querida gave away on Saturday and

Sunday is proportional to twice the number of hours she worked on Sunday.

coupons (sat + sund) = 2* hours worked on Sunday

4 0

4 years ago

Write the number in expanded 280.34

BARSIC [14]

Answer:

200+80+4+0.3+0.04

Step-by-step explanation:

6 0

3 years ago

Read 2 more answers

-3(8x + 4) + 1/2 (6x - 24)

julsineya [31]

-3(8x + 4) + 1/2 (6x - 24)

-21x - 24

6 0

3 years ago

Andre builds a form for a new cement step in the shape of a rectangular prism. The form he builds is 40 and 1/2 inches long, 10

posledela

Answer:

3240 in^3

Step-by-step explanation:

Step one:

given data

The dimension of the form

Length 40 and 1/2 inches long,

Depth 10 inches deep,

The width and 8 inches high

Step two:

The amount of cement is equivalent to the volume of the form

$V=L*W*H\\\\V=40.5*10*8\\\\V=3240 in^3$

Hence the volume of cement is 3240 in^3

8 0

3 years ago

Show your work Number 19 only

Roman55 [17]

Answer:

Maybe

Step-by-step explanation:

Assuming that the diamater is 16 inches, then yes because the pizza is twice as big, it should be twice as much.

But because it is not stated in the question that it is 16 inches in diamater, I will not say yes. It could be 16 inches in radius, curcumfrience, or area.

5 0

3 years ago