Write an equation of a line that passes through (7,1) and is parallel to y = - x + 3.

y=mx+b

3,9,6,9,27,24,27,81,78,81,243,? find out last figure to complete series

Lisa says that 43 is a two digit odd number that is composite is she correct explain

What is a cell? Also how is the cell made

There are 1500 students in a school. 65% are girls. How many girls are there in the school?

A triangular pyramid has a volume of 840 cubic inches the triangular base has a base length of 20 inches and a height of 21 inches find the height of the pyramid

Gavin's anemometer measures the wind speed at 44.14 kilometers per hour. 4 times the wind speed 5 hours ago. What was the wind speed 5 hours ago?

Find the next three terms in the numbers sequence 3,10,19,26,_,_,_.

Simplify the expression cosxcscxtanx

Simplify (2^3) ^-2. 1) - (1/64) 2) 1/64 3) 2 4) 64

And is currently h years old. Bill is currently 2h years old and Charles is currently eight years old. Find an expression for each person's age after h years. Then find an expression for the sum of their ages after h years.