3(6)+5(-5)
n-100+r=54
10101010
,3
$a^{2}$ + 2b + 2
2x=8
log5 19
the next number in the series 1 7 10 40 8 14 17 is?
5(x+1)=x-31
a recipe calls 3/4 of a cup of sugar. if you want to make half of the recipe, how much sugar will you need?