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N76 [4]
3 years ago
6

What is the value of 4x-7 when x=4? 1 { ООО 16 23

Mathematics
1 answer:
vagabundo [1.1K]3 years ago
4 0

Answer:

9

Step-by-step explanation:

4x-7

4(4)-7

16-7

9

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People were asked if they were considering changing what they eat. 29% said yes
RUDIKE [14]
In this problem, you need to figure out whats 23% of 29% to find the percentage of the total group becoming vegetarians.

In order to do this, you can convert the percentages to decimals and multiply.

.23 x .29 = .0667 or 6.67%

6.67% of the total group are considering becoming vegetarians.
6 0
4 years ago
Read 2 more answers
area of the parallelogram
Jet001 [13]

Answer:

48m^{2}

Step-by-step explanation:

Area = base x height

Area = 8m x 6m

Area = 48m^{2}

4 0
3 years ago
15 postcards, 10 envelopes, and a notepad cost 1 dollar and 68 cents. The envelope is 8 times cheaper than the notepad and 2 cen
Vlad1618 [11]

15 postcards, 10 envelopes, and a notepad cost------------------- 1.68 dolars

 

 

Postcards------------x

Envelopes------------y

Notepad--------------z

 

15x+10y+z=1.68

<span>Y=z/8     y=0.02+x</span>

<span>Z=8y       x=y-0.02</span>

15(y-0.02)+10y+8y=1.68

15y-0.30+18y=1.68

<span>33y=1.98    y=0.06</span>

Z=8*0.06=0.48

X=0.06-0.02=0.04

Costs

Postcards------------0.04 dolars/ 4 cents

Envelopes------------0.06 dolars/ 6 cents

<span>Notepad--------------0.48 dolars/ 48 cents</span>

3 0
4 years ago
What is the measure of the angle that complements a 30° angle? 30° 60° 75° 90°
Paha777 [63]
Complementary angles always equal 90^{o}

do 90 -30 to get 60 
 the answer is 60^{o}
3 0
3 years ago
18. Solve: y + 34 = -7.* O A. y = 41 O B.y=27 O C. y-27 O D. y = 41​
marusya05 [52]

Answer: y= -41

Step-by-step explanation:

Move all terms not containing  y  to the right side of the equation.

6 0
3 years ago
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