Question

6) Solve: 2x-3 = 15

7) Find the mean of 5,10,15,20,25

8) Find the area of triangle whose base is 18cm and altitude is 10 cm. 9) Find the value of 6

4

10) Add: 2a,3a,5a​

Answer 1

Step-by-step explanation:

6.2x-3=15

2x=15+3

2x=18

X=18/2

X+9

Answer 2

Answer:

6) 2x-3=15

2x=15+3

x=9

7) 34.5

8) Area is 60 sq.cm