ALGEBRA

Write an expression for the following.

a) 3 more than a

Write an expression for the following

5 less than m

Write an expression for the following

the sum of a and b

Write an expression for the following.

double the value of y

Write an expression for the following.

the product of a and b

what is the answer, i halve a then add 6

7 is subtracted from y and the result is tripled, write the expression

Substitute x = 4 and y = 7 to evaluate these expression 5x + y + 8

Substitute x = 4 and y = 7 to evaluate these expression 80 – (2xy + y )

Given that a = 5, evaluate: a + 7