Answer:
hi
Step-by-step explanation:
Lets work backwards, he had $5 after it all, and spent $1.25 on a snack, so we add that to the remainder, which is $6.25. then he spent half of that on whatever stuff he likes, so add $6.25 and $6.25, which is $12.50
Answer:
1) 8x - 9
2) 5x - 2
Step-by-step explanation:
1) Given 8 times the difference between a number x and 9.
This means we should have: ![$ 8(x - 9) $](https://tex.z-dn.net/?f=%24%208%28x%20-%209%29%20%24)
Now using the distributive property we distribute 8 to x and 9 like:
. Thus the answer.
For 2) All the expressions except 4 equals
. The last option is
. Thus the answer.
Answer:
the length that you will need is 70 feet
Step-by-step explanation:
this is because this is a perimeter question.
to work out the perimeter you need too add the lengths of all sides.
so for this question you will do 27+27+8+8= 70
![27+27=54\\8+8=16\\54+16=70](https://tex.z-dn.net/?f=27%2B27%3D54%5C%5C8%2B8%3D16%5C%5C54%2B16%3D70)