Question 1

Solve graphically: x = y,2y = x - 200

Accepted Answer

The answer of Solve graphically: x = y,2y = x...

Question 2

Find the y-intercept for the following equation: 8x = 2 + y

Accepted Answer

A) 8 
B) -8 
C) 2 
D) -2 
E) 4

Question 3

Find the slope of the following: 2y - 3x = 6

Accepted Answer

A) 3 
B) 1.5 
C) -1.5 
D) -3 
E) 6

Question 4

Find the slope and y-intercept: 10 -  y = 8x

Accepted Answer

The answer of Find the slope and y-intercept: 10 -...

Question 5

Find the slope and y-intercept: 4.5x + 9y = 81

Accepted Answer

The answer of Find the slope and y-intercept: 4.5x +...

Question 6

A bakery has been baking 4000 donuts a day for distribution..The second shift has produced 1000 donuts fewer than two-thirds of the number of donuts produced by the first shift.Determine the number of donuts each shift has produced.

Accepted Answer

The answer of A bakery has been baking 4000 donuts...

Question 7

Graph: x + 4y = 8

Accepted Answer

The answer of Graph: x + 4y = 8...

Question 8

Operations costs increases linearly with the number of staff and are represented by the equations OC = 12000N + 3000 and 3OC - 7000N = 252000.Graphically calculate the operations cost and number of staff.

Accepted Answer

The answer of Operations costs increases linearly with the number...

Question 9

Find the slope of the following: x + 5y = 10

Accepted Answer

A) 2 
B) 0.5 
C) 5 
D) -0.2 
E) 1

Question 10

Find the slope of the line: 4y = 5(y + 3)

Accepted Answer

A) 15 
B) -15 
C) 0 
D) -5 
E) 3

Question 11

Solve graphically: 5x - 2y = 10 and y = 5

Accepted Answer

The answer of Solve graphically: 5x - 2y = 10...

Question 12

Graph: y = -6

Accepted Answer

The answer of Graph: y = -6...

Question 13

Graph: x =

Accepted Answer

The answer of Graph: x = ...

Question 14

The age difference between my son and me is 30 years.In 3 years from today,I will be thrice as old as my son.What is my age now?

Accepted Answer

A) 12 
B) 42 
C) 38 
D) 45 
E) 15

Question 15

Graph: y = -

Accepted Answer

The answer of Graph: y = - ...

Question 16

Calculate the x-intercept and y-intercept for the following equation: -x + 2y = 8

Accepted Answer

A) x-intercept does not exist; y-intercept = 4 
B) -2;  
C) -8; 8 
D) -8; 4 
E) 2;

Question 17

Graph: 3x - 2y = 18

Accepted Answer

The answer of Graph: 3x - 2y = 18...

Question 18

A machine requires five hours to make a unit of Product A and four hours to make a unit of Product B.Last month the machine operated for 440 hours producing a total of 100 units.How many units of each type of product did it produce?

Accepted Answer

The answer of A machine requires five hours to make...

Question 19

Hamidah's sales last week were $251 less than three times Colleen's sales.Together they sold $1123.Determine how much each person sold last week.

Accepted Answer

The answer of Hamidah's sales last week were $251 less...

Question 20

Find the slope and y-intercept: 3x + 2y = 10

Accepted Answer

The answer of Find the slope and y-intercept: 3x +...

Exam 4: Linear Systems