Answer:
$30
Step-by-step explanation:
because we know that "1 liter cost(s) $12" we can multiply 12 by 2.5 (the amount we need to know) to get $30
A point I hope this helps
Answer:
2
Step-by-step explanation:
It doesn't really matter but the equation is 2 + 6 not 6 + 2.
Answer:
there is no solution
Step-by-step explanation:
1st switch sides: -x2+2x+1=0
2nd add similar elements: -2x + 2x = 0
1 = 0
Thus, this equation has no solution
hope i helped :)