Simplify and show all of your work. your answer should contain only positive exponents

In 12 years megan will be four times as old as she was 15 years ago. How old is she now?

Write the equation of the line with a slope of - 1 and a y-intercept of - 6

Twice a number increased by four equals 18

154 / 200 show me that and decimals

Does (-3,5 make the equation y=X+-2 true

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

Brad is practicing the piano. he spends 1/4 hour practicing scales and 1/3 hour practicing the piece for his recital. which number is a common denomination for 1/4 and1/3

Which expression is equivalent to 4 (7 + 8) ? A) 11+8 B) 11+12 C) 28+12 D) 28+32

A number is multiplied by 3. If 3 is subtracted from the product you get 24. What is the number? A. 6 B. 7 C. 8 D. 9

Solve the System of Equations 8x + 15y = - 117 4x + 9y=-75 Write your answer as an ordered pair: (x, y)