Answer:
r = -4/5
Step-by-step explanation:
Divide both sides by 15 so you have r
-12/15 simplify (both by 3)
-4/5
Answer:18
Step-by-step explanation:2(18)+3=1/2(18)+30
36+3=9+30
39=39
Answer:
in math volume is the amount of space in a certain 3D object.
Step-by-step explanation:
For instance, a fish tank has 3 feet in length, 1 foot in width and two feet in height. To find the volume, you multiply length times width times height, which is 3x1x2, which equals six.
Answer:
Earth dies
Step-by-step explanation:
If there were no bacteria on earth everything that lives and breaths will cease to exist, No water, no trees, no birds, no air, no humans. everything will be gone the earth would just be lifeless