Your answer is: 8x^4 y^5/7.
Answer:
$25.80
Step-by-step explanation:
Find the cost of the meal with the sales tax:
20 x 0.075 = 1.5
Add the sales tax to the total
20 + 1.5 = 21.50
Find the tip:
21.5 x 0.2 = 4.3
Add the tip to the total cost so far:
21.50 + 4.30 = 25.80
Answer:
1) -1/4
2) -1/2
3) 1/3
Step-by-step explanation:
perpendicular lines' slopes are opposite reciprocals so you flip it and change the positive or negative sign
parallel lines have the same slope
Answer:
X/-1 + Y/2 = 1
Step-by-step explanation:
Multiply the second equation by -2. This will cancel out the y