Jodi and mariah are sisters. jodi is three years older than mariah. using one variable, write an expression to represent the sum of their ages. make sure to explain what your variable represents.

The mean of 22.3 19.7 25.4 and another number is 23.4 find the missing number

Which decimal is equivalent to 8 over 15

Figure A is a cylinder. Figure B is a cone. Figure C is a sphere. Figure D is at pyramid with rectangular base. Which statements are true regarding the objects shown? Check all that apply. Figure B is a cone. Figure D is a triangular pyramid.

A 12-pounded bag of dog food costs $12.36. a 15-pounded bag of cat food cost $15.30. which is a better deal?

What's the radius of each circle x^2 + (y-3) ^2=25

The amount that sunrise library charges for an overdue book is $0.25 per day plus $1 service charge. write a function using 2 variables for this situation.

How much work is done on an object if 6 newtons of force are applied to the object and it moves 3 meters? A. 0.5 J B. 2 J C. 3 J D. 18 J

Can a monomial have a negative exponent

What is make a ten to add 7+4=

The array has 32 squares. what are the side