Question 28
Fill in the blanks to make each statement true:
If 25x−2=5−35x, then x= .................
7 25x−2=5−35x⇒2x5+3x5=5+2⇒5x5=7⇒x=7 Hence, the value of x is 7.
Question 41
Fill in the blanks to make the statement true.
95x=185, then x=.......
If 2x + 3 = 5, then the value of 3x + 2 is ............
Question 31
3x+23x2+6y2+2x+y2+___ =5x+7y2.
Question 24
−35+25= ___