Jharne De and Ranjana Kumar Solutions for Chapter: Introduction to Algebra, Exercise 3: Revision Exercise

You had $x$ coins. You spent $3$ coins. You are left with $8$ coins. Write an equation to show this situation.

Write algebraic expressions for the following:

$2$ less than the product of $\mathrm{y}$ and $\mathrm{z}$

Write algebraic expressions for the following:

$\mathrm{x}$ more than two-thirds of $\mathrm{y}$

Write algebraic expressions for the following:

Half of $p$ added to the product of $6$ and $q$

Write algebraic expressions for the following:

Half a number $x$ decreased by $3$

Write algebraic expressions for the following:

The sum of angles of a quadrilateral $\mathrm{A}\mathrm{B}\mathrm{C}\mathrm{D}$ is equal to $360°$.

Write algebraic expressions for the following terms. $$

$7x, -4y, 3x^{2}y, 4x{y}^2$

Write algebraic expressions for the following terms. $$

$2ab, -7bc, -2ca, 7$