Page 37 - Algebra

Exercise:
1. Find the value of k for which the system of linear equation has no solution. 3x + ky + 7 = 0
6x – 5y – 3 = 0
55 a) –
a) $225 c) $675 e) $850
3.
c) 19 75
e) 9 50
$475 $800
22
c) 10 –10 e) –15
2. 4 tables and 3 chairs cost $800, while 8 tables and 5 chairs cost $1,500. What is the cost of 3 tables and 3 chairs?
b)
d)
1
resulting fraction is 3. However, if he decreases the numerator by 3 and increases the numerator
4. The values of x and y that satisfies the equation (x + 2) (y – 12.
a) x = 14, y = 10 c) x = 10, y = 14 e) x = 20, y = 16
3) = xy – 20 and (x – 1) (y + 2) = xy +
x = 16, y = 20 x = 14, y = 14
b)
d)
John increases the numerator of a fraction by 2, and reduces the denominator by 3. The
1
by 1, the fraction is 4. What is the fraction?
a) 22 b) 11 75 70
d) 7 50
b)
d)
5. A small town has a population of 42,000. If in a year, the male population increases by 4% and the female population increases by 7%, the population becomes 44,340. What is the number difference in the number of females and males in the town?
a) 6,000 5,000 c) 4,000 3,000 e) 2,000
b)
d)
Page 36 of 177
Algebra I & II