ML Aggarwal CBSE Solutions Class 7 Math 5th Chapter Algebraic Expressions Exercise 5.1 (1) Form the algebraic expressions using variables, constants and arithmetic operations: (i) 6 more than thrice a number x. (ii) 5 times x is subtracted from 13. (iii) The numbers x an y both squared and added. (iv) Numbers 7 is added […]