iunapongi
contestada

Simply the given expressions below.
a) 4x + 8 - 2x + 7

b) 2n ×5 ×2a
please answer it and clear..give them brainlest answer​

Respuesta :

tanisha2005sharma

Step-by-step explanation:

a) 4x + 8 - 2x + 7

= 2x +15

b) 2n × 5 × 2a

= 10n × 2a

= 20an

stu139667

Answer:

a) 2x+15

B) n =(2-√44)/4=(1-√ 11 )/2= -1.158 or

n =(2+√44)/4=(1+√ 11 )/2= 2.158

Step-by-step explanation:

a.4x+8-2x+7

4x+15-2x

=2x+15

Otras preguntas