Answer:
Sales tax is $4.20
Step-by-step explanation:
70*6/100=4.2
Hoi!
To solve this, first plug in the values for x and y.
x = 2, so anywhere you see x, put 2 in its place.
y = 3, so anywhere you see y, put 3 in its place.

4 × 2 = 8

× 3 =


=
is your answer.
Step-by-step explanation:
3p + 7q = 55
7p + 7q = 91
(-)
-4p=-36
p=9
q=4
Answer:
add all the angles
Step-by-step explanation:
140+82+78