georgievg544
georgievg544 georgievg544
  • 08-07-2020
  • Mathematics
contestada

Help please not sure on the answer :)

Help please not sure on the answer class=

Respuesta :

09pqr4sT
09pqr4sT 09pqr4sT
  • 08-07-2020

Answer:

60

Step-by-step explanation:

5(a + 2) + 6(2a - 3)

Expand the brackets.

5a + 10 + 12a - 18

Add or subtract like terms.

17a - 8

Plug a = 4 and evaluate.

17(4) - 8

68 - 8

= 60

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