Answer:
46
Step-by-step explanation:
just do -4x-4=16 then 6x5=30 than add 16+30 =46
Sarah starts with 3 fish
in 1 month she will have 6 fish
after 2 months she will have 12
in 3 months she will have 24
Answer:
144
Step-by-step explanation:
Find: Length of segment BC
CD+DB=BC
3x+8+4x+10=BC
7x+18=BC
BC also equals 8x (given on the screen shot)
7x+18= 8x
x=18
18 times 8 = 144
Check:
3( 18) + 8 + 4(18) + 10
54+8 + 72+10
64+ 80= 144 TRUE
Answer:
Step-by-step explanation:
66.
rectangle or square (if sides are equal.)
67.
trapezoid
68
trapezoid.
69.
scalene quadrilateral.