Let x be the number of red fish
3:5 = x:20
3/5 = x/20
(Cross method)
5x = 60
x =12
There are 12 red fish in the fish tank.
Answer:
Step-by-step explanation:
Congruent sides are called legs.
Third side is called the base.
Answer:
4. x=14.1 mi 6.x=8r3 km
Step-by-step explanation:
Answer:
3x + 2 = 3x - 2
Step-by-step explanation:
-(2.71) goes with 2.71
2.71 goes with -2.71
-(-2.71) goes with 2.71