Question

Subject: Maths

1)- Find the solution of 2x – 3 = 7

2)- Find the solution of 3 / 7 + X = 17 / 7

3)- The present age of Sahil’s mother is three times the present age of Sahil. After 5 years

their ages will add to 66 years. Find their present ages.

4)- The difference between two whole numbers is 66. The ratio of the two numbers is 2 : 5.

What are the two numbers?

5)- Sum of two numbers is 95. If one exceeds the other by 15, find the numbers

6)- Simplify

i) 15(y – 4) –2(y – 9) + 5(y + 6) = 0

ii) 3(t – 3) = 5(2t + 1)

7)- Present ages of Anu and Raj are in the ratio 4:5. Eight years from now the ratio of their

ages will be 5:6. Find their present ages.

8)- Multiply 6 /13 by the reciprocal of -7 /16 .

9)- Find a rational number between ¼ and 1/2.

10)- Find ten rational numbers between -2/5 and 1/2.

11)- What is a regular polygon?

12)- State the name of a regular polygon of

(i) 3 sides

(ii) 4 sides

(iii) 6 sides​

Answer 1

Answer:

1)x=5(sorry I only know the 1st question)

Step-by-step explanation:

2x-3=7

2×=7+3

2x=10

x=10/2

x=5

Answer 2

Answer:

what is the meaning of meeting?

I know that you told me Bhai