Answer:
$7
Step-by-step explanation:
just did 21 divided by three since it says she has saved one third of the $21.
Answer:
y= -5 +2
Step-by-step explanation:
Answer:

Step-by-step explanation:

utilise the Foil method to expand brackets:
F - mulply the first terms (x and x)
O - multiply the outside terms ( x and -2)
I - multiply the inside terms (5 and x)
L - multiply the last terms (5 and -2)
Then add them as following:

Then combine like terms:

Answer:
oof
Step-by-step explanation:
Answer:
4.8
Step-by-step explanation:
Multiply 5*4.8 equal 21.6