Answer:
-19
Step-by-step explanation:
- According to bedmas rules, we have to first solve the brackets.
-4(3)+(-7)
-12 + (-7)
-12 + (-7)
-12 - 7
= -19
so 52/5 is 10.4
so we have to do the other side
9/10*X=7-1/5*Y=10
Answer:

Step-by-step explanation:

<, > - open circle
≤, ≥ - closed circle
<, ≤ - draw the line to the left
>, ≥ - draw the line to the right
Answer:
Step-by-step explanation:
3,5,6,
a =3
d = 5-3 = 2
Tn= a+(n-1)d
T6= 3+(6-1)2 = 3 + (5)2 = 3 + 10 = 13
That one looks very difficuly