Solve.

x-3=-7

I don't understand what I'm supposed to put here

Mary mixies white paint and blue paint in the ratios 2:3. She makes a total of 20 litres of paint. How much more blue paint does she needs to add to the mixture so the ratios of white paint to the blue paint become 1:7?

A rectangular room is 7 feet wide. it is twice as long as it is wide. what is the perimeter of the room?

What is 9.5 inches rounded

Jefferson wrote this expression to describe the number of papers he still has to deliver. 45-p Which situation could be described by this expression? A. Jefferson knows he has delivered 45 papers. He does not know how many he has left to deliver. B.

X+y=-10 X-Y=2 If x+y=-10 and x-y=2, what is the value of x?

If a company is considering the purchase of a parcel of land that was acquired by the seller for $93,000 is offered for sale at $166,000, is assessed for tax purposes at $103,000, is recognized by the purchaser as easily being worth $156,000, and is

P = ? 4p + 2 = 3p - 7

Larry mixed 15 grams of salt with 210 grams of a 5% salt solution in water. What is the percent of salt in his new solution?

What is the value of x if 120 degrees are diagonal and 6x horizontally

find the sum and product of the zeros of the quadratic polynomial are - 1/2 and - 3. what is the quadratic equation