Answer:
x= 12.857
Step-by-step explanation:
80=5x + 2x -10 combine like terms
80= 7x -10 distributed 10 to both sides
90 =7x divide both sides by 7
12.857 =x
Short answer = 4x-14
See attached image for worked solution.
I hope this helped!
<span>150% to decimal = 1.50 since 100% = 1
</span><span>1.50 x 20 = 30
</span><span>30 + 20 = 50</span>
Answer:
there is a total of 20 students in the class because 60% of 20 is 12
Step-by-step explanation:
pls answer my recent question :(