How do you solve x+y=-3 and y=x+3

How many solutions 8x+5y=12

If the cost for manufacturing x units of a certain product is given c=x^2 + 25x + 30 find the number of units manufactured at a cost of 9380

Write the standard form of 9 and 9 thousandths in a decimal form

If Johnny pays 80 dollars and it costs 5 dollars per mile he biked. how many miles did he bike?

An airplane with a speed of 160 knots is headed east while a 22-knot wind is blowing from 240°. Find the ground speed to the nearest tenth of a knot

How many fiths in 4 pounds

McKenzie bought 1.2 pounds of coffe for $11.82. What was the cost per pound?

Cuantos planetas hay

Sam divided a rectangle into 8 congruent rectangles that each have a area of 5 cm2. what is the area of the rectangle before it is divided?

Jill earned $40 from a carpool plus $9 per hour (h) babysitting this week. Which of the following expressions best represents Jill's income for the week? 9 + 40h 9 + h + 40 9h + 40 9 + 40