Answer:
x = 11, y = 9
Step-by-step explanation:
Given the 2 equations
x + y = 20 → (1)
3x - 3 = 30 → (2)
In (2) add 3 to both sides
3x = 33 ( divide both sides by 3 )
x = 11
Substitute x = 11 into (1)
11 + y = 20 ( subtract 11 from both sides )
y = 9
Answer:
it is not a function because -2 has two outputs
Answer:
In the third month, Becca will be walking dogs
Step-by-step explanation:
The graph for the question is attached
Becca started her dog walking business with one dog
Additional dog she tries to walk every next month
The attached graph indicates that in the third month, Becca will be walking dogs
Answer:
let tle number of boys and girls be 2x and3x
Step-by-step explanation:
like this solve the question
Seven groups with 8 people in each group