What is the value of a, b and c?

a+b+c+2=0

2a-b+c+5=0

3a+2b+c+13=0

Choose the equation you would use to find the altitude of the airplane. tan70 = 0 tan70 = sin70 =

John works two jobs as a security guard he earns $9.75 per hour as a landscaper he earns $14 per hour one week john worked a total of 30 hours and earned $309.50 how many hours did he work at each job

Sue works an average of 45 hours each week. She gets paid $10.12 per hour and time-and-a-half for all hours over 40 hours per week. What is her annual income?

Find the quotient of 85 and. 25

What is the c intercept of the line with the equation-2x+1/2y=18

An elevator starts out at the 1st floor. It goes up 4 floors, down 2 floors, up 5 floors, down 3 floors, up 2 floors and stops. What floor is it now on?

A store sells 3 ears of corn for $1 they round prices to the nearest cent. Tell whether you would describe the relationship between cost and number of ears of corn as proportional relationship justify your answer

The rectangle below has an area of 70y^8+30y^670y 8 + 30y 6 70, y, start superscript, 8, end superscript, plus, 30, y, start superscript, 6, end superscript square meters.

What are ratios that are equivalent to 8:20?

Debra drove 380 miles using 14 gallons of gas. At this rate, how many gallons of gas would she need to drive 418 miles?