Respuesta :

dirtred644

Answer:

12 is 35.b is 14.14 is 14

Step-by-step explanation:
plug in what was given so for

#12

5 x (h+3)
5 x (7+3)
5 x 10
=50

#13

2 x (c^2 -5)
2 x (4^2-5)
2 x (16-5)
2 x 11
= 22

#14

7a - 4a
7(8) - 4(8)
56-48
=8

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