X - S<span>tudents are at the school
</span>
35% * x = 147

Answer = 420
Answer:
91
Step-by-step explanation:
it takes to long to explain
Answer:
see explanation
Step-by-step explanation:
let y = f(x) then rearrange making x the subject
y = 2x - 10 ( add 10 to both sides )
y + 10 = 2x ( divide both sides by 2 )
= x
Change y back into terms of x
(x) = 
Withdraw- remove
Deposit- put
Discount- take off
Answer:
x-7
Step-by-step explanation:
(x-7) is the translation of the expression "the difference of a number and seven" using x as a placeholder, or variable for "a number"