Answer:
5s+7.6 is already simplified
Step-by-step explanation:
Hope I answered your question correctly:)
Look at the picture i have attached. 8 tally marks are four lines with one crossed over plus three more separate lines
Answer:
5 and 12
Step-by-step explanation:
The 90 degree angle is opposite the hypotenuse, -> in other words it's between the two legs.
Answer:

Step-by-step explanation:
The function
means subtract the expression of g function from the expression of f function.
So we have: (3x+10x) - (4x - 2) = (13x) - (4x -2) = 13x -4x +2 = 9x+2
Hence 
Total amount = $80
Amount left= $54.74
So amount spent = 80 - 54.74 = $25.26
Let the number of pounds be ‘x’
8.42 x = 25.26
x = 3
Ans: She bought 3 pounds of coffee