Question

b) Simplify
(2x+5)2- (2x-5)​

Answer 1

2x + 5 ×2 - 2x - 5

2x + 10 - 2x - 5

x= 10-2 = 8 -

x = 5 + 2 = 7

2x= 8-7

2x= 1

x= 2/1 = 2

x=2

I hope its helpful

Answer 2

Answer:

Step-by-step explanation:

(2x+5)2 - (2x - 5)

first we will break the bracket means we will solve the brackets

2x * 2 , 5*2 - 2x +5

4x+ 10 - 2x + 5

now we will add the constants and variables

4x - 2x and 10 + 5

2x + 15

so ans is 2x + 15

i hop[e it will help you