Answer:
7
Step-by-step explanation:
A) is 29.76 B) IS $54
you have to times 24 x 24% = 5.76 then you add 24 + 5.76 =29.76
A scalene triangle .......
A) -4x + 9y = 9
B) x -3y = -6
We multiply B) by 3
B) 3x -9y = -18 Then add it to A)
-x = -9
x = 9
9 -3y = -6
3y = 15
y = 5
