0.25a + 0.5 = 4.5

Solve for a

What is the equation for a nonlinear function?

A basketball costs $15.00. if the sales tax is 6%, witch equation can be used to find the amount of tax

2x^2+7x+4 do not have answer?

Solve the system of linear equations by substitution. x+y=10 2x+y=15

How do i solve the science club went on a field trip. the numbers paid $60 for transportation plus $15 per ticket to the planetarium. the total for the trip was $120?

A construction crew is digging a hole. On the first day, they dug a hole 3 feet deep. On the second day, they dug 2 more feet. On the third day they dug 4 more feet. Write the sum of negative numbers to represent this situation.

Sally uses flowers to make displays and bouquets. She earns £3.50 for each display she makes. She earns £2.70 for each bouquet she makes. One day she makes 24 displays and 13 bouquets. She price £23.80 on what she earns for the day.

A 5-mile cab ride costs $7.20. A 9-mile cab ride costs $11.60. Find a linear equation that models a relationship between cost c and distance d. c = 1.44d + 4.40 d = 1.10c + 4.40 c = 1.29d + 1.70 c = 1.10d + 1.70

Two parents each have blood type AB, and their first child is blood type AB. What is the probability that their second child will have blood type AB? (Express the probability as a percent. Enter the number only without the percent sign.

Fraction as a decimal, use bar notation id necessary 3/11 = - 5/8 = - 7/10 = 2 5/7 =