Answer:
-7/5
Step-by-step explanation:
The slope of a perpendicular line is the "negative reciprocal" of the slope of the original line. so just switch the numbers and put the top number into a negative.
4/5
Step-by-step explanation:
9x+1=5
or, 9x=5-1
or, 9x=4
therefore x=4/5
Answer:
31
Step-by-step explanation:
ab + bc + ac for a = 2, b = 5, and c = 3
(2×5)+(5×3)+(2×3)
10+15+6
31
Since there are 4 quarts in a gallon and we have 28 quarts we would have 7 gallons.
<u>The answer is 7. </u>