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1 fourteen minus the product of 3 and a number is 26
2.negative seven minus the product of 5 and number is 28
3.eleven minus the quotient of a number and 8 is 15
4.negative sixteen plus the quotient of a number and 2 is 35

2006-11-16 11:10:46 · 7 answers · asked by Rocky23 (Barça: Més que un club) 4 in Science & Mathematics Mathematics

7 answers

1. fourteen minus the product of 3 and a number is 26
14 - (3n) = 26
14 - 26 = 3n
-12 = 3n
n = -4

2. negative seven minus the product of 5 and number is 28
-7 - (5n) = 28
-7 - 28 = 5n
-35 = 5n
n = -7

3. eleven minus the quotient of a number and 8 is 15
11 - (n/8) = 15
11-15 = (n/8)
-4 = n/8
n = -32

4. negative sixteen plus the quotient of a number and 2 is 35
-16 + (n/2) = 35
n/2 = 35 + 16
n/2 = 51
n = 102

2006-11-16 11:17:03 · answer #1 · answered by trackstarr59 3 · 0 0

14 - 3x = 26 when x = -4
-3x = 26 - 14 = 12
x = 12/-3 = -4

-7 - 5y = 28 when y = -7
-5y = 28 + 7 = 35
y = 35/-5 = -7

11 - z/8 = 15 when z = -32
-z/8 = 15 - 11 = 4
z = 4 * -8 = -32

-16 + q/2 = 35 when q = 102
q/2 = 35 + 16 = 51
q = 51 * 2 = 102

2006-11-16 19:31:24 · answer #2 · answered by michaell 6 · 0 0

1. 14-3n=26
n=-4

2. -7-5n=28
n=-7

3. 11-(n/8)=-32

4. -16+(n/2)=35
n=102

2006-11-16 19:28:49 · answer #3 · answered by Angel Girl 5 · 0 0

1. 14-3x=26
2. -7-5x=28
3. 11- 8/x=15
4. -16+2/x=35.
Am I right? Wheew! It's been a long time.

2006-11-16 19:13:24 · answer #4 · answered by gapeach 4 · 0 1

1. 14-(3x)=26
-3x=12
x= -4

2. -7-(5x)=28
-5x=35
x= -7

3. 11-(x/8)=15
-x/8=4
-1(-x/8)=(4)-1
8(x/8)= (-4)8
x= -32

4. -16+(x/2)=35
x/2=51
2(x/2)=(51)2
x=102

2006-11-16 19:17:52 · answer #5 · answered by Krissi 4 · 0 0

Pre-algebra, huh?
1.
14 - 3*__ = 26

2.
- 7 - 5*__ = 28

3.
11 - __/8 = 15
4.
- 16 + __/2 = 35

2006-11-16 19:23:27 · answer #6 · answered by Helmut 7 · 0 0

get a calculator!

2006-11-16 19:13:04 · answer #7 · answered by mcrFFTLfob NERD! 1 · 0 2

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