Johns coffee shop makes a blend that is a mixture of two types of coffee. type a cost 4.05 per lb. and type b cost 5.60 per lb. this month john made 142 lbs of the blend for a cost of 655.70. how many lbs of type a did he use

Answer asap evaluate 4-0.25g+0.5h4−0.25g+0.5h when g=10g=10 and h=5h=5.

Type the correct answer in the box. consider the system of linear equations below. rewrite one of the two equations above in the form ax + by = c, where a, b, and c are constants, so that the sum of the new equation and the unchanged equation from the original system results in an equation in one variable.

Convert (-3,0) to polar form. a. (3,0’) b. (-3,180’) c. (3,180’) d. (3,360’)