What is the distance from venus to the sun in scientific notation

What number should be added to the expression x^2+2x to change it into a perfect square trinomial?

Julio says," If you subtract 14 from my number and multiply the difference by - 7, the result is - 119." What is Julios's number?

Solve the inequality 5 (2h - 6) > 4h h < 5 h > 5 h > 1 h < 1

1,-2,4,-8 What is the rule for the sequence?

What is the radius of the inscribed circle of a triangle with side lengths 9, 13, and 14? Express answer in simplest radical form.

There is a toy box in the form of a cube with side lengths of 6 inches. Inside the box is a ball with a radius of 3 inches. How much free space is remaining in the toy box with the ball inside?

If the two sides of a rectangle change in such a manner that the rectangle's area remains constant, and one side increases by 25%, what must happen to the other side?

Solve the following simullateneous equation using a algebraic method (not graphically) 2x+5y=0 3x-4y=23

A number increased by five and then divided by two

What is 1.7 rounded to the nearest whole number