Solving equations, How would you solve this equation: 13x + 7 (-3x-1) = -63...

How would you solve this equation: 13x + 7 (-3x-1) = -63

How do I solve algebra word problems?, Bills Roast Beef sells 3 times as m...

Bills Roast Beef sells 3 times as many sandwiches as Pete''s deli. The difference between their sales is 170 sandwiches. How many sandwiches did each sell?

Factoring special cases, 64n^2-1

64n^2-1

Pythagoras theorem, how do i find the length of the sides of a right triang...

how do i find the length of the sides of a right triangle

Find the angles measure, 1 and 2 are supplementary and 1 = 72 find 2

1 and 2 are supplementary and 1 = 72 find 2

Factor polynominal, a^4b+a^2b^3

a^4b+a^2b^3

Boolean,

Function evaluation, f(x)=xsqr-1

f(x)=xsqr-1

Iris, An object 4.8 feet tall casts a shadow that is 14.4 feet long. How lo...

An object 4.8 feet tall casts a shadow that is 14.4 feet long. How long in feet would the shadow be for an object which is 13.2 feet tall?

Simplify rational exspression, 2x^2+7x+3/x^2-2x-15

2x^2+7x+3/x^2-2x-15