Question

1.maria’s age is five less than four times the age X of her son.Express Maria’s age as an algebraic expression

2.the length of a rectangle is three times the sum of five and its width X.express the perimeter as an algebraic expression

Answer 1

1. m = 4x - 5

2. R = 3(5 + x)

Explanation:

let x represent the age(X)

let M represent Maria's age(M)

m = 4x - 5

2.

Let R represent the length of a rectangle (R)

Let X represent it's width (X)

R = 3(5 + x)