8) Solve the system by substitution.
(9 pts)
5x + y = -10
4x = 7v = -8

Complete the solution of the equation. find the value of y when x equals to 6 4x+y=20

What is 1/3x5 on anuber line what does it look like on a number line

Many newspapers carry a certain puzzle in which the reader must unscramble letters to form words. how many ways can the letters of emdangl be arranged? identify the correct unscrambling, then determine the probability of getting that result by randomly selecting one arrangement of the given letters.