Answer:
a. (9, 2)
Step-by-step explanation:
14x+2y=6 (1)
-7x-2y= -13 (2)
Multiply (2) by 2, we have:
-14x-4y= -26 (3)
Take (1)+(3), we can solve and get x= -1, y= 10~
X is = 1400. That's the answer
Answer:
12 students from math club
Step-by-step explanation:
Number of vans = 2
Number of students in each van = 6
Number of students who went from math club to the soap box = ?
You can apply the following expression:
Total number of students=Number of students per van * Number of vans
Total number of students= 6 *2
= 12 students from math club....