One less than twice a number is seventeen.
If you separate the triangles, you'll notice that both are literally the same triangle because all angles are the same.
Answer:each box cost =$3
Step-by-step explanation:
Amount of money Ms Hart has to spent on costume boxes=$40
Amount gotten as change after purchase=$4
Amount actually used up buying costume boxes =$40-$4=36
Since she bought 12 boxes , each box cost =$36/ 12=$3
Answer:
2 terms
Step-by-step explanation:
-2 - b is a binomial, having two terms
a plus or minus sign separates terms
3x represents one term
3 + x represents two terms
x - y + 8 represents three terms