$x+3y=5 \ =>\boxed{x=5-3y} \\\\ 2x+y=5 \\\\ 2(5-3y)+y=5 \\\\10-6y+y=5 \\\\ -5y=5-10 \\\\ -5y=-5 \ |:(-5) \\\\ \boxed{y=1} \\\\ x=5-3*1 \\\\ x=5-3 \\\\ \boxed{x=2}$

6 0

3 years ago

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Robert has 26 coins that are all nickels and dimes. The value of the coins is $1.85. How many of each does he have?

Ira Lisetskai [31]

Answer:

he has 11 dimes and 15 nickels

Step-by-step explanation:

i kept going down reducing the amount of dimes and adding to the amount of nickels and found that 11 dimes is $1.10 and 15 nickels is $0.75

5 0

3 years ago

It rained 2.79 inches in july. what was the average daily rainfall in july

Murrr4er [49]

Theres not enough information to properly answer this.

3 0

3 years ago

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