The pocket money of Jennifer is $1000 a month. The amounts that Jennifer spends on transport and food are $x and $y respectively. The amount that she spends on entertainment is twice that on food. The rest of the money is saved. (a) Write down the formula for the amount ($S) that Jennifer saves in a month.
(b) If x=300 and y=200, how much does she save in a month?

answer: i realy don't get it that much can you me figer it out pleas you

step-by-step explanation:

1. sometimes

2. never true

3. sometimes

step-by-step explanation:

these are pretty self explanatory if you know what supp right and com angles are

this linear equation would have just one solution.

step-by-step explanation:

the reason why this would have one solution is that it is an expression with just one variable. since that variable is not raised to a power, it will always have just one solution.