Solve the system. Tell how many solutions the system has.

-2x + 4y = 9

x-27 = - 7

In Kingsport School, 46% of students are female. If the total number of students is 1250, then how many male students are attending this high school?

one taco supreme and two pan pizzas provide 3850 calories. Two taco supremes and one pan pizza provide 3770 calories. Find the caloric content of each time.

Can you write nine proper fraction and nine improper fractions using 3, 5, and 8

What is the sum of the coefficants of the expression 3x^4 + 5x^2 + c

Solve for x. minus-eight ninths 8 9xminus-StartFraction 2 Over 63 EndFraction 2 63xplus+one seventh 1 7xequals=minus-98

Simplify the algebraic expression. y2 + 11y - 6y + y2

What is the answer to 2/4=/2

Six less than 5 times a number is 24, i just need the equation

Describe how to transform the graph of g (x) = ln x into the graph of f (x) = ln (3-x) - 2.

John made a rectangle pen for his dog using 28 feet of fencing. If the width of the pen is 2 feet more than one-half the length, what is the length and width of the pen? The length of the pen is 6 feet 7 feet 8 feet