3. Solve the equation.
-5(7 - x) = 90

Is δ pmr similar to δ smn ? if so, which postulate or theorem proves these two triangles are similar?

Someone answer asap for ! the following statements are true about the coins calvin and sasha have collected. * calvin and sasha has the same amount of money. * calvin has only quarters. * sasha has dimes, nickels, and pennies * calvin has the same number of quarters as sasha has dimes. * sasha has $1.95 in coins that are not dimes. exactly how many quarters does calvin have?

What is always true when two whole numbers are subtracted?