What algebraic property is demonstrated in the

equation below?

5 + 3 (2x - 7) = 5 + 6x - 21

Triple my number add six and subtract my number twice I get my number plus three

15. f (x) = (x - 2) Find f (-2)

A landscaper is designing a flower garden in the shape of a trapezoid. She wants the shorter base to be 3 yards greater than the height, and the longer base to be 7 yards greater than the height. She wants the area to be 225 square yards.

In a 45-45-90 triangle the length of the hypotenuse is 11 find the lengths of one of the legs

What is the value of x in the equation x - 2.4 = - 6.4

How do I graph and find slope intercept for for x+y=0

Simplfiy 12 the square root of 3 over12 and the square root of 7?

78% of 3 feet is how much inches

To which pplace value is the following number rounded? 5.927 to 5.93

How many two digit whole numbers are increased by 18 when their digits are reversed?