How do i show work for y over 5-9=-4

What is the expression of (7x9) x 10 to the 3rd power?

Use a spinner to find the theoretical probability of spinning an even number. What is the theoretical probability of spinning an even number? (The spinner has 8 numbers)

Multiply (30x3 y2) (5x4 y3) A) 5x6 y4 6 B) 5x3 y2 6xy C) 5x2 y2 6xy D) 6x3 y2 5xy

2 women and 7 girls can do a peice of work in 4 days. 4 women and 4 girls can do the same work in 3 days. How long would it take for 1 women and 1 girl to do the work.

Wanda measured the middle school and made a scale drawing. The scale she used was 1 inch : 10 feet. The actual width of the gym is 50 feet. How wide is the gym in the drawing? inches

Which best describes a way in which Naturalism differs from Realism? A. Characters are idealized. B. The effect of society and heredity on character is explored. C. The importance of nature is emphasized over that of humanity. D.

Find the equation of the line that cuts the y axis at y=-9 and whose slope is 1/7.

Math is often used to determine the correct dosage for medications; create scale drawings; graph data from scientific investigations. Given this information, what conclusion can be made about mathematics? A.

A car is 200 km from its destination after 1 hour and 80 km from its destination after 3 hours.

Consider the equation x-3=5. a. Multiply both sides of the equation by a constant, and show that the solution set did not change. Now, multiply both sides by x. b. Show that x=8 is still a solution to the new equation.