Question

check your answers!
(b) x + (x + 6) = (x + 8) + 21​

Answer 1

Answer:

x+x+6=x+8=21

2x+6-8-x=21

x-2=21

x=23

VERIFICATION

x+x+6=x+8=21

LHS:

23+23+6=23+8

23+6-8

21=RHS

Step-by-step explanation:

Hope it helped u my dear frnd...

Have a great day ahead!!

Answer 2

Step-by-step explanation:

x+ (x+6) = (x+8) + 21

2x + 6 = x + 29

2x- x = 29-6

x = 23

Verification

L.H.S

x+ (x+6)

= 23 +(23+6)

= 53

R.H.S

(x+8) + 21

= (23+8) +21

= 52

L.H.S = R.H.S