$\bf \cfrac{7y-x}{z}~~ \begin{cases} x=9\\ y=5\\ z=4 \end{cases}\implies \cfrac{7(5)-9}{4}\implies \cfrac{35-9}{4}\implies \cfrac{26}{4}\implies \cfrac{13}{2}\implies 6\frac{1}{2}$

4 0

2 years ago

Someone pls helppp i am very confused

Aloiza [94]

Hope this helps! My work is down below!

7 0

2 years ago

Mario's locker number is between 80 and 99. the sum of the digits is 13. the tens digits is 3 more than the ones digit. What is

kvv77 [185]

Ok, hmm
possible ones are
starting with 8 or 9
adds to 13
8+5=13
9+4=13
thepossible numbers are 85 and 94
tens is 3 more than ones digit
8-5=3 true
9-4=5, not what we looking for

aswer is 85

5 0

2 years ago

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