5x+5y+2z=1
x+3y+7z=-12
5x-7y-3z=-52

solve using a matrix with caramers rule

Afunction, f(x), represents the height of a plant x months after being planted. students measure and record the height on a monthly basis. select the appropriate domain for this situation. a. the set of all positive real numbers b. the set of all integers oc. the set of all positive integers od. the set of all real numbers reset next

Solve the system of equations using the linear combination method. {4x−3y=127x−3y=3 enter your answers in the boxes.

Peter measures the angles in a triangle. he finds that the angles are 95, 10 and 75. is he correct? explain your answer