keisha estimates 259 + 279 by rounding each number to the nearest 10. what is keisha's estimate of the sum?

Write an expression for the difference of 6 and k.

A car is traveling at a rate of 40 miles per hour. What is the car's rate in kilometers per hour? How many kilometers will the car travel in 2 hours? In your computations, assume that 1 mile is equal to 1.6 kilometers. Do not round your answers.

What is the third angle of a triangle if two of the angles measure 29 ° and 87 °.

Which inequality is equivalent to 8 < 3x - 4 (2x - 5) ?

Raphael graphed the functions g (x) = x + 2 and f (x) = x - 1. How many units below the y-intercept of g (x) is the y-intercept of f (x) ?

Kalay wants to rent a kayak rentals cost 14.50 for a hour kalay rents for a hour in 45 mins how much will it cost him

What is the vertex of the parabola given by the equation y=x2 + 4? O A. (2,8) OB. (-2,8) O C. (0,4) OD. (4,0) O E. (0,0) Reset Nex

The time it takes to drive to Joliet is 6 hours more than half the time it takes to drive to Davenport. It takes 8 hours to drive to Joliet. How many hours does it take to drive to Davenport?

there are between 24 and 40 students in a class the ratio of boys to girls is 4:7 how many students are ther in a class

Write an equation that shows an estimate of each answer, 495 + 812