13x = 39 can replace 3x + 5y = 59 in the original system and still produce the same solution.
Answer:
$220
Step-by-step explanation:
Make a proportion
We know that 99 over some number (x) must equal 45%
99/x=45/100
Cross multiply
45x=9,900
Divide by 45 on both sides
x=220
So, the tablet costs $220
Hope this helps! :)
Answer: 70
Step-by-step explanation:
Since the spot where the 3.5 and the 4 meet is 55 and there is 2 of that exact angle you can add them to get 110. 180-110 is 70 :)
It’s D. If you plug in 6 for X and 30 in for Y it will work
1:3 that's so easy like bruh
