2x+3y=20
4x+5=y
6^x+1=25.158
10+5=3
https://docs.google.com/document/d/1ruyaGnbQ8Syasmbhh5jYXJHKQPq3J36aPVDLzQhedjQ/edit?usp=sharing
5a-10-4a-7
265
14n-12p+4n+12p
if x% of y =100 and y% of z =200 find the relation between x and x
descubra o zero da parábola: -$x^{2}$ +9
y=t³ make t the subject