Select the correct answer.
Identify the expression equivalent to 2x + 8 by substituting x= 7 and x = 5.
O A 2x+10+10
OB. 2(x+2)
OC. (x+4) + (x+4)
D. (x+4)
OE. 2(2x+4)

Select the correct answer Identify the expression equivalent to 2x 8 by substituting x 7 and x 5 O A 2x1010 OB 2x2 OC x4 x4 D x4 OE 22x4 class=

Respuesta :

Answer:

C

Step-by-step explanation:

• x=7,

2x+8 = (x+4) + (x+4)

2×7+8 = (7+4)+(7+4)

14+8 = 11 + 11

22 = 22

• x=5,

2x+8 = (x+4) + (x+4)

2x5+8 = (5+4) + (5+4)

10+8 = 9+9

18 = 18

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