Subsitution, y=4x-5 y=2x+1

y=4x-5 y=2x+1

Estimating square roots, Estimate the values to the nearest hundredth and s...

Estimate the values to the nearest hundredth and show your work 40

Word problems, A mountain has an elevation of 19,389 feet in 1918, the glac...

A mountain has an elevation of 19,389 feet in 1918, the glacier on this peak covered 4 acres. By 2003 this glacier had melted to 1 acre. What was the yearlyrate of change and what

Exponential function, Exponential function As a last topic in this sect...

Exponential function As a last topic in this section we have to discuss a special exponential function.  Actually this is so special that for several people it is THE exponenti

Elimination method, 7a + 6b = 14 -7a + b =35 solve by the elimination metho...

7a + 6b = 14 -7a + b =35 solve by the elimination method

Linear equations , solve the system of equations by graphically and compare...

solve the system of equations by graphically and compare the solution with that obtained by matrix approach 3x+2y=8 y=x-1

Which quantity is bigger?, Sam is twice as old as John was two years ago. I...

Sam is twice as old as John was two years ago. If the difference between their ages be 2 years, how old is Sam today?

Central Angle, A segment of a circle has an area of 4.3 square feet, and th...

A segment of a circle has an area of 4.3 square feet, and the radius of the circle is 2 feet. Find the central angle.

Quadratic equations,

Slope Intercept Form, 1/2x-2y=4 to slope intercept form

1/2x-2y=4 to slope intercept form