Evaluate the expression: 7 + 3^2 x 2

Evaluate the expression (5^2 + 17) / 7

Evaluate the expression (24 - 11) - (3 + 2) / 4

Evaluate the expression x/5 when x = 30

Evaluate n^3 when n = 20

Evaluate the expression 15 - t when t = 11

Evaluate the expression 12 + 4x when x = 1.5

Evaluate the expression 3z^2 - 7 when z = 6

Evaluate the expression 2(4n + 5) when n = 2

Write an expression, an equation, or an inequality for
"The sum of 19 and the cube of a number x"

Write an expression, an equation, or an inequality for
"The product of 3 and a number y is less than 21"

Write an expression, an equation, or an inequality for
"Twice the difference of a number z and 12 is equal to 10"

Check whether the given number is a solution of the equation or inequality:
2x + 3 = 10; when x = 2

Check whether the given number is a solution of the equation or inequality:
8 + 3b>15 when x = 2

Check whether the given number is a solution of the equation or inequality:
11y - 5 is less than or equal to 30; when x = 3