Question

4. Solve the following:-

(a) x + 7 = 15 (b) 2x – 15 = 25
please tell me answer please ​

Answer 1

Step-by-step explanation:

x=15-7

x=8(a)

2x=25+15

2x=40

x=20(.b)

DIY once again for practice

Answer 2

Answer:

a. x=8, 2x=40, x=20

Step-by-step explanation:

a. sol. 15-7=8=x

b. sol. 2x=25+15=40

x=20.