Question

+3/
1.
8x-3
= 2
3x
2.
9x
= 15
7-6x
3.
z
z +15 9
4.
3y+4 -2
7y+4 -4
5.
2-6y 5
y+2 3
6. The ages of Hari and Harry are in the ratio 5:7. Four years from now the ratio of
their ages will be 3:4. Find their present ages.
7. The denominator of a rational number is greater than its numerator by 8. If the
numerator is increased by 17 and the denominator is decreased by 1, the number
3
obtained is Find the rational number.
2
do​

Answer 1

Explanation:

+3/

1.

8x-3

= 2

3x

2.

9x

= 15

7-6x

3.

z

z +15 9

4.

3y+4 -2

7y+4 -4

5.

2-6y 5

y+2 3

6.