I chemistry class Andrew has earned scores 64 69 73 on three test. He must maintain an average of 70 to pass the course. What score must Andrew earn on the final to pass the course?

Find the equation of the line passing through (-7,-9) and perpendicular to 8x-9y + 2=0

Donald has x twenty-dollar bills and 1 ten-dollar bill. How much money does Donald have?

Enter the next three terms in the geometric sequence. Round to the nearest tenth value. 36, 54, 81, 121.5, ...

If a and b are the measures of two first quadrant angles and sin a = 4/9 and sin b = 2/5 find sin (a+b)

What is the radius of 30

Brianna jogs 6 laps around a track each morning. The track is 1/4 mile around how many yards does Brianna jog each morning?

Jordan and Roman travel the same route to work. Jordan leaves for work one morning and drives at a rate, r, of 56 mph. Roman leaves the house soon after, when Jordan has already traveled 2 mi. Roman drives at a rate of 60 mph.

Evaluate. XSS Submit

Least to greatest 3/4, 0.7, 1/2, 0.1

Simplify the polynomial (-8*) + * + (-2)