Colors of light are each bent a different amount because each color has particular wavelength
Answer:
-4
Step-by-step explanation:
Step 1: Subtract 7 from both sides.
−2x+7−7=15−7
−2x=8
Step 2: Divide both sides by -2.
−2x
−2
=
8
−2
x=−4
None of them are equivalent because
= 3(-2)+7
= -6 +7
= 1
1 yard = 36 inches
So,
39 inches times the number of yards
39inches times (x)yards
39(x)
Well, if there are 33 children in class, and 5 children have dogs, then to find out how many have cats, you subtract 5 from 33. It looks like this:
33-5 = 28
Therefore, 28 students have cats.
