
Solve using the substitution method. 5x + 3y = 2 x = 6  2y

$5400 is invested, part of it at 12% and part of it at 6%. For a certain year the total yield is $504.00. How much was invested at each rate?

Solve the problem graphically. Be sure to check your solution. 4y = x + 4 x = y + 2

Solve each system graphically. Be sure to check your solution. If a system has an infinite number of solutions, use set builder notation to write the solution set. If a system has no solution, state t

Systems of linear equations and problemsolving. Etch clean graphics uses one cleanser that is 25% acid and a second that is 50% acid. How many liters of each should be mixed to get 30 L of a solut

Simplify. Use absolutevalue notation when necessary. 12 (cubed) v(square root symbol) (10) 12 (twelfth power) (I hope that you are able to understand the problem)

Express the number 0.000722 in scientific notation.

Add and simplify (52i) + (86i) = Type answer in form a+bi

Use radical notation to rewrite the expression. 1/2 (small 1/2 just above and to the right of 16) 16 = 16 1/2 (small 1/2 just above and to the right of 16) =

0(above & to right of n) Evaluate 2n when n = 5. 2n0=
Showing 4150 of 260 Questions