Question

Can someone help me solve #3 and it needs to be a 6th grade type answer? I will put you as brainliest if you can solve also I need an explanation of you don’t mind. I need this answered correctly ASAP

Answer 1

Answer:

Step-by-step explanation:

{4 (g-h)+10     g = 12, h = 7}

4 (12-7)+10

4*5+10

20+10

30

Answer 2

Answer:

24

Step-by-step explanation:

8-2z + 3[x + y] ,when x=4, y=9, z=3

8-23 + 3[4 + 9]

8-23= -15

3[4 + 9]= 39

-15+39=24

your answer is 24