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rusak2 [61]
3 years ago
12

Please answer all these questions for me for day 4.

Mathematics
1 answer:
ira [324]3 years ago
3 0
(a)6x-28=4x+18
2x=46
x=23

(b)75=11x-2
77=11x
7=x

(c)x+139=132
x=-7
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If the sales tax in you city is 4.7% and an item cost $164 before tax how much tax would you pay on that item round to the neare
ad-work [718]
So far I used a Sales Tax Calculator and I found out the sales tax would be 
$7.71 cents.

I could copy the answer for prooSales Tax Calculator
Enter Cost/Price:164 
<span>Enter Sales Tax %:4.7
</span>Total Tax:7.71
<span>Total Cost/Price:</span>

8 0
3 years ago
Cara has 25$ to buy dry pet food and treats for the animal shelter. A pound of dog food cost $2 and treats are $1 apiece. If she
alina1380 [7]
Let x be the number of treats bought
Let y be the pounds of food bought

25= 2y+x

Given that she has buys 9 pounds of dog food:

25= 2(9)+x
25=18 +x
25-18 =x
7=x

With the money she has left over, she can buy 7 treats.

Hope I helped :)
5 0
3 years ago
Please help me with this !!!!!!!
Alisiya [41]

Answer:

y = 2x - 1

Step-by-step explanation:

Note the difference between consecutive terms of y are constant, that is

1 - (- 1) = 3 - 1 = 5 - 3 = 7 - 5 = 9 - 7 = 2

Thus the equation is of the form y = 2x ± c ← c is a constant

Substitute values of x to determine the required value of c

x = 0 : 2 × 0 = 0 ← require to subtract 1 for y = - 1

x = 1 : 2 × 1 = 2 ← require to subtract 1 for y = 1

x = 2 : 2 × 2 = 4 ← require to subtract 1 for y = 3, and so on

Thus the required equation is

y = 2x - 1

5 0
3 years ago
The average distance from Jupiter to the sun is four hundred eighty-three million, six hundred thousand miles. Write the number
Anna35 [415]

483,600,000 miles

4 - hundred millions place

8 - ten millions place

3 - millions place

6 - hundred thousands place

0 - ten thousands, thousands, hundreds, tens, and ones place

5 0
3 years ago
Patricia is making two sizes of hamburgers: 0.5-pound andd 0.25-pound. How many of each size of hamburger could she make with 3.
mixas84 [53]

Answer:

She could make 5 of each type.

Step-by-step explanation:

If x is the number of 0.5 pound hamburgers and y is the number of 0.25 pound hamburgers:

0.5x + 0.25y = 3.75

Divide through by 0.25:

2x + y = 15

Some whole numbers which fit this relation  are x = 5 and y = 5.

8 0
2 years ago
Read 2 more answers
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