$3a+2b=10 \\\\ a+b=10 \\\\ \boxed{a=10-b} \\\\ 3(10-b)+2b=10 \\\\ 30-3b+b=10 \\\\ -b=10-30 \\\\ -b=-20 \\\\ \boxed{b=20} \\\\ a=10-20 \\\\ \boxed{a=-10}$

5 0

3 years ago

What additional piece of information must be known in order to calculate the volume of the cylinder below?

Brilliant_brown [7]

Answer:

Step-by-step explanation:

the formula is V = πr2h

pie times radius to the second power times hight

6 0

2 years ago

A BOWL HAS SLIPS OF PAPER WITH A SINGLE NUMBER ON IT WITH NUMBERS FROM 2 TO 13. NO NUMBER IS REPEATED. WHAT ARE THE ODDS AGAINST

iren2701 [21]

you have a 58%(rounded) chance against picking a prime number at random

3 0

2 years ago

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