Solve :
4x+79−3x=14
By cross multiplication,
4(4x+7)=1(9−3x)⇒ 16x+28=9−3x⇒ 16x+3x=9−28⇒ 19x=−19⇒ x=−1919=−1Hence x = -1 Ans.
Solve the following equations and verify your answer :
3x+54x+2=3x+44x+7