Evaluate $4x^2-7$ when x = 3.

The volume of a cube is $V=s^3$. Find V when the edge s = 2.5 cm. Give the volume in cubic centimeters.

Evaluate 3x + 5 when x = 7.

Evaluate $2x^3$ when x = 2.

Evaluate 3a + 2b when a = 4 and b = 5.

The area of a triangle is A = bh/2. A triangle has base b = 14 cm and height h = 9 cm. Find A in square centimeters.

Evaluate $x^2+x$ when x = 6.

Evaluate 5(x - 2) when x = 9.

The perimeter of a rectangle is P = 2l + 2w. Find P when l = 12 m and w = 7 m. Give the answer in meters.

Evaluate 100 - 3n when n = 12.

The expression $3x^2$ has the value 48 when x = 4.

Evaluate $(2x{)}^2$ when x = 5.

Evaluate 6 + x/4 when x = 20.

Evaluate $4x^2$ when x = 0.5.

Evaluate 5m - 2n when m = 7 and n = 5.

A box has volume V = lwh with l = 3/2 m, w = 2 m and h = 5/2 m. Find V in cubic meters.

Evaluate $2x^2+3x$ when x = 4.

Evaluate $x^3-4$ when x = 5.

The perimeter of a square is P = 4s. Find P when the side s = 6.5 cm. Give the answer in centimeters.

Evaluate 12/x + 5 when x = 3.

The area of a parallelogram is A = bh. Find A when b = 9 cm and h = 4.5 cm. Give the answer in square centimeters.

Using $V=s^3$, a cube with edge s = 3 cm has a volume of 27 cubic centimeters.

To evaluate $5x^2$ at x = 2, you should multiply 5 by 2 first and then square that result.

The expression $4+x^2$ has the value 49 when x = 3.

Evaluate $8y-y^2$ when y = 3.

Evaluate $(x+y{)}^2$ when x = 2 and y = 3.

Evaluate 3(a + b) - 4 when a = 5 and b = 2.

Evaluate 0.5x + 1.2 when x = 6.

Evaluate $n^2/4$ when n = 8.

A cube has edge s = 4 cm. Use $V=s^3$ to find its volume in cubic centimeters.

Evaluate $5+3x^2$ when x = 3.

Evaluate xy - 6 when x = 9 and y = 4.

The perimeter of a rectangle is P = 2(l + w). Find P when l = 15 cm and w = 8 cm. Give the answer in centimeters.

Evaluate $x^2-2x+1$ when x = 5.

Evaluate (3/4)x when x = 8.

Evaluate $2m+n^2$ when m = 5 and n = 3.

Evaluate 50/n when n = 4.

A triangle has base b = 10 cm and height h = 7 cm. Use A = bh/2 to find its area in square centimeters.

Evaluate 9 + 6/x when x = 3.

Evaluate $(a-b{)}^3$ when a = 5 and b = 3.