Answer:
D)graph c
Step-by-step explanation:
it's my opinion do not take it as important
Answer:3/5
Step-by-step explanation:
20 papers in total
12 boy papers
12/20
simplified to 3/5
Answer:
The variable is n
The coefficient is 2
And the solution to n is 10.
Step-by-step explanation:
The number in the equation is the variable. The coefficient is the number before the variable. And a number next to a letter means you multiply. So 2*5=10 10-3=7
Answer:

Step-by-step explanation:
(a + b) * (
) =
= 
Answer:

Step-by-step explanation:

short explanation: 1) to add the 1st equation to the 2d; 2) to calculate the value of 'x', then to substitute x=13/5 into the 2d equation and calculate the value of 'y'.