Answer:
X= 30-4r/-6
Step-by-step explanation:
1. Move the 9 to the other side. (21+9=30)
2. subtract the 4r and move it to the other side (-6x=21-4r)
3. divide both sides by -6
-12/-9=y/-4
cross multiply
-9y=48
divide by 9 on each side
y= -5.33
Answer: 35 times 50% is 17.5 so she got a 40% discount because 35 times 40% equals 14
Step-by-step explanation:
You have to do first 35•50% and get your answer and if it’s not the right number then go up or down and I went down 10 and got 14 when I did 35•40%
You can simply divide 2 by 5 and you will get 0.4
Answer:
x =2
Step-by-step explanation:
x + 7 = 6x - 3
7 + 3 = 6x - x
10 = 5x
x = 10 ÷ 5
x = 2
