Answer:
84
Step-by-step explanation:
is x 140
---- SO ... ------- = --------
of 60 100
(hit like pls)
60*140=100x
8400=100x
/100 /100
-------------------
84 = x
To check if a relation is a function, given a mapping diagram of the relation, use the following criterion: If each input has only one line connected to it, then the outputs are a function of the inputs.
Group 17. They combine with alkali metals and form salt, the are reactive, they have 7 electrons in their outer energy level
500<span> ≥ 51x
(65-14 = 51 dollars a week)
500</span><span> ≥ 51x
/51
9.8 weeks -> round up you can't have .8 of a week... 10 weeks.
Amy must work at least 10 weeks to make 500 dollars </span>
Let's make the equation.
2(N+9)=6
Let's divide both sides by 2.
n+9=3
Now subtract 9 from both sides.
n=-6
So, the number is -6.
