Answer:
3( 3+5)
Step-by-step explanation:
9 +15
Rewriting 9 as 3*3 and 15 * 3*5
3*3 + 3*5
Factor out 3
3( 3+5)
I multiply second equation by 2 which becomes -4x+ 6y=8 and for y I multiply second equation by 3 which becomes -6x+9y=12
Answer:
cups
Step-by-step explanation:
We are told that a recipe calls for one half cup of ingredient A for every 1 and two thirds cups of ingredient B.
To find the number of cups of ingredient B we will use proportions.
Now let us substitute our amount of Ingredient A =4 in our proportions.
Multiplying both sides of our equation by 4.
Therefore, we need cups of ingredient B to make our recipe.
Answer:
3 bags
Step-by-step explanation:
you can buy three, 20 kg bags
one (1) 20kg bag = $12.8 (1)
three (3) 20 kg bags = $12.8 (3)
= $38
your balance 10 dollars