The first one would be 166.4x you would Simplify it the next one would be 499.2x would you add them than simplify them too,and the 3rd one is 46.796x the last one is 1996.8<span>x</span>
Answer:
2x+8
Step-by-step explanation:
let the number=x
Twice the number=2x
sum of 8 and twice the number=2x+8
7.5
Cross multiply (4•x) and (5•6) and get 30=4x
X=7.5
Answer: 2
Step-by-step explanation:
Use desmos!
<span>15x+12=45+4x </span>⇒15x - 4x = 45 - 12 ⇒ 11x = 33 ⇒ x = 3