X-4y=28
8x+4y=8
---------------
9x=36→x=4
4-4y=28→y=6
—-----------------------------------------------------------
y-5=x
4(y-5)-y=4
4y-20-y=4
3y=24
y=8
x8-5=3
Answer:
Step-by-step explanation:ghjhe
Answer:
Hello there,
Let's solve,
It takes 4tsp for 18 cupcakes
thus for 1tsp it'll be,
= 18/4
= 4 and a half cupcake
That is one teaspoon of vanilla is needed for 4 and a half cupcakes.
All the best!
The answer to <span>X/2 + 7 = 11 What is x is x=8</span>
Answer:
Step-by-step explanation:
A combination rule is used to determined the correct number of permutations while a permutation rule is an ordered combination.
A combination is a selection of all or part of a set of objects, without regard to the order in which they were selected. While permutation state that anything permute itself is equivalent to itself. Example (3)3=3!