Solve the given problem.

Zach is 3 years older than twice his sister Maya's age.

If Maya is 8 years old, how old is Zach?
16
19
11
8

Question

Solve the given problem.  

Zach is 3 years older than twice his sister Maya's age.

If Maya is 8 years old, how old is Zach?
16
19
11
8

anonymous · Answer

Zach is 19

anonymous · Answer

thx

anonymous · Answer

np (: anything else?

anonymous · Answer

@formerlyadinosaur
Which number is a multiple of 7?
a 72
b 34
c 21
d 17

anonymous · Answer

21

anonymous · Answer

Do you want explanations or just answers?

anonymous · Answer

both

anonymous · Answer

Alright so a multiple is a number that you can multiply the given value to achieve, so, since 7 * 3 = 21 and you can't multiply 7 to get the other numbers the answer is 21

anonymous · Answer

Anything else?

anonymous · Answer

@formerlyadinosaur (i dont wanna bug you lol also i know most of them)
Choose the symbol that will create a true sentence when m = 20.  

100 - 2m ___ 3m

a >
b =
c <

  <
d -

anonymous · Answer

Alright so first you input the value of the variable
100 - 2 * 20 ____ 3 * 20 
then you solve
60 __ 60

so the answer is b., =

anonymous · Answer

@formerlyadinosaur
12. Simplify: 6y + 5z + 8y - 3z. 
a 14y + 8z
b 16yz
c 14y + 2z
d 11y + 5z

anonymous · Answer

Alright so basically just combine like terms and solve

anonymous · Answer

@formerlyadinosaur
Simplify.

-4(5x - 12)

a -20x - 48
b 20x - 48
c -20x + 48
d 20x + 48

anonymous · Answer

C, because of the negative rules