Answer:
131
Step-by-step explanation:
Using proportion,
If Out of 550 calculators = 6 are defective,
Then out of 12000 calculators = ? are defective

= 21.8 * 6
= 130.8 ≈ 131
∴ Approximately 131 calculators are defective
Answer:
-4
Step-by-step explanation:
If a = -4 then you can eliminate hte -4x and 4x by adding them, you get 0x, so you eliminate the x variable
Answer:
everything but 4 and 31!
Step-by-step explanation:
24: 9+9+1+1+1+3
29: 9+5+5+1+1+3
56: 9×6
Answer:Parents: raise child, Grandparents: offer support in raising child and financially help parents, family members: can be there for support and having family time is always fun for the children and a break for the parents
Step-by-step explanation:
This is my brief explanation but basically
Parents: They have the child and they raise them in their home and see them everyday
Grandparents: Rose the parents, they are older and can give money to the parents for things they can’t afford to spend on
Family members: are part of the team
Suppose

if a>0 it has min if 0>a it has max