Answer: lil is 13 jack is 39
Step-by-step explanation: 52 divided by 4 is 13 (lil) and 13 times 3 is 39 (jack) so, 13 plus 39 equals 52
X=16
y= -12
X+2( -x+4)=-8
X-2x+8=-8
-1x=-16
X=16
Y=-16+4
Y=-12
The area of D is given by:

The average value of f over D is given by:
Answer:
A horizontel line equation y=0x+-9 the slope is zero slope
Step-by-step explanation:
Answer:
8
Step-by-step explanation:
Note that √ signifies "square root."
If you're unsure of what √64 is, then make a short table of perfect squares until 64 comes up:
1 1
2 4
3 9
4 16
5 25
6 36
7 49
8 64
Thus, the square of 8 is 64 and so √64 = 8