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Snowcat [4.5K]
3 years ago
12

2+(65+7)x3 evaluate the numerical expression

Mathematics
1 answer:
Novosadov [1.4K]3 years ago
8 0
First, to make things easier, rewrite the equation
3(65+7)+2
2. distribute the 3 inside the parentheses
3 * 65 = 195 3 * 7 = 21
3. add the products together
195 + 21 = 216
4. add 216 to the remaining term, 2.
216 + 2 = 218.

the answer is 218
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A grocery store manager notices that this month her store sold a total of 623 gallons of ice cream, which represents a decrease
kotykmax [81]

Answer:

- The store sold 733 gallons of ice cream last month.

- The store sold 748 pounds of broccoli last month.

Step-by-step explanation:

Given

Ice\ Cream = 623

\%\ Ice\ Cream = 15\%

Broccoli = 912

\%\ Broccoli = 22\%

Solving (a): Gallons of Ice Cream

<em>Let Gallons sold last month be G1; Gallons sold this month be G2;</em>

The relationship between both is:

G2 =G1 - 15\% * G1

Substitute 623 for G2

623 =G1 - 15\% * G1

623 =G1 - 0.15 * G1

623 =G1 - 0.15 G1

623 =0.85 G1

Divide through by 0.85

G1 = 623/0.85

G1 = 732.941176471

G1 = 733

Solving (b): Pounds of Broccoli

<em>Let Pounds sold last month be P1; Pounds sold this month be P2;</em>

The relationship between both is:

P2 =P1 + 22\% * P1

Substitute 912 for P2

912 =P1 + 22\% * P1

912 =P1 + 0.22 * P1

912 =P1 + 0.22 P1

912 =1.22 P1

Divide through by 1.22

P1 = 912/1.22

P1 = 747.540983607

P1 = 748

6 0
3 years ago
Use the tables to help you compare the two ratios.
Serga [27]

Answer:

whats the question here im confused

Step-by-step explanation:

3 0
2 years ago
Use the subtraction property of equality to complete this statement. If y = 3 and 8x + y = 12, then
Over [174]
8x + y = 12 (substitute 3 for y) 
<span>8x + 3 = 12 </span>
<span>8x = 9 </span>
<span>x = 9/8 </span>

<span>If y = 3 and 8x + y = 12, then x = 9/8.

HOPE THIS HELPS!!</span>
6 0
3 years ago
Read 2 more answers
10 points
enyata [817]

Answer:

$175.45

Step-by-step explanation:

8.25 / 0.75 = 11

15.95 x 11 = 175.45

4 0
2 years ago
Help please I need help​
Llana [10]

Answer:

#4 -  y= 1/2x-2                        #5-  y=1/3x+3

x                    y                       x                    y

0                   -2                      0                   3

2                   -1                       3                    4

4                   0                       6                    5

6                    1                       9                    6

Step-by-step explanation:

Hope that helped :)

5 0
2 years ago
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