3x + 5y = 1 . . . . . . . . (1)
7x + 4y = -13 . . . . . . .(2)
(1) x 7: 21x + 35y = 7 . . (3)
(2) x 3: 21x + 12y = -39 .(4)
(3) - (4) = 23y = 46
y = 46/23 = 2
Answer:
Here it is:
Step-by-step explanation:
Your grade point average (GPA) is calculated by dividing the total amount of grade points earned by the total amount of credit hours attempted. Your grade point average may range from 0.0 to a 4.0. To get the example student's GPA, the total grade points are divided by the total credit hours attempted.
Answer:
The answer is D, 80$ for three 1 hour lessons. I hope this helps :D
Answer:
Im kinda sure its a because
Step-by-step explanation:
through points<u> (2, 19)</u> A says Misaki had<u> </u><u>2 </u>identical pencils that weighed a total of <u>19 </u>grams, where x is the number of pencils and y is the total weight of the pencils.