Solve the system by substitution.
Check your solution. a-1.2 b = -3. 0.2 b + 0.6 a = 12
a. (15, 15) b. (10, 12) c. (13, 12) d. (7, 9)

Customers at an ice-cream shop took a survey .the results showed that 144 customers rated the shop as being "very satisfactory ."this number represented 45%of the total nunber of customers who took the survey

Pick the description of a geometric object that best matches the real world object box for a deck of card

Which number is located at point a on the number line? a number line is shown from negative 10 to 10 with each interval mark on the number line representing one unit. point a is labeled one interval mark to the right of negative 5.