How can 11,14,13 and 19 equal to 4

Why does 10x-1=10x+4 has no solution

Solve the following equation? 6x-9+5x+8=4x+9+7x-10

Triangle DEF is translated two units up and two units right on a coordinate plane. Which of the following scenarios best represent (s) triangles DEF and D'E'F'. Select all that apply. The area of triangle D'E'F' is twice the area of triangle DEF.

I exchanged 100 US dollars for canadians dollars. I spent 50 canadian dollars on a ticket to the rodeo and 10 for parking. I converted the rest back to US dollars, how much will i have

Lunna and Ben measured worms in their class compost bin. Lunna measured a 3.5 centimeter worm and Ben measured a 29 millimeter worm. How much longer is Lunna's worm than Ben's? (In millimeters)

The two islands shown below with the given areas have the same population. Which has the greater population density? Explain. The first island has an area of 486 mi squared and the second has an area of 532 mi squared.

Lee wong receive an annual salary of 65,000 today his boss inform him that he will be getting 3,000 raise the percent increase round to the nearest tenth

Mary works 3 days a week after school. She earns 18 dollars a day. Mary wants to have at least $200 saved by summer vacation. How many weeks will she have to work? Is this an equation or an inequality?

Luis wants to buy a home priced at $315,000. He plans to finance this amount less the down payment required. His mortgage payment would then be $2100. Luis has an annual income of $91,500 and $65,000 in savings.

Which transformation causes the described change in the graph of the function y = cos x? A. The transformation results in a horizontal shrink. B. The transformation results in a vertical stretch. C. The transformation results in a horizontal stretch.