Determine whether the lines l1 and l2 given by the vector equations are parallel, perpendicular, or neither. L1: r (t) = (-2 + 4t) i + (2 + t) j l2: r (s) = (3 + 3s) i + (2 - 12s) j

What number multiplied by 9 plus 1 equal 80

What is the unit form and standard form for 10 x 6 tens

2x+3y=-12 - x-3y=18 elimination

A local public library decides to track the number of hours that a certain computer is being used. The table represents the number of hours, y, which is dependent on the number of days, x.

A number has the digit 3 in the ones place and the digit 4 in the tens place. Which of these is another way to write this number? 3+4 40+3 30+4

Rounding your answer to the nearest hundredth in division 4.2/9?

Prove that the value of the expression 12^5+12^4 is divisible by 13.

Lowest to biggest - 26, 31, - 56, 49

On a test flight during the landing of the space shuttle the ship was 323 ft above the end of the landing strip. If it came in at a constant angle 6.4 degrees with the landing strip how far from the end of the landing strip did it first touch ground

Substitution 5x-y=-5 3x-6y=24