Answer:
I think that would be 3x+6y=21 sorry if I am wrong
Step-by-step explanation:
In km/min it is 0.2km/min while on converting into m/sec..it is 3.33 m/sec........
Her brother sent C. 490 messages.
In order to find this, we need to set it up as a proportion. Once we have done that, we can cross multiply and solve for the unknown variable.
(4/7) = (280/x) -----> Cross multiply.
4 * x = 7 * 280
4x = 1960
x = 490
If it says 1/2 for every 1/8 cup then the unit would be cups.
