Which equation would help find the measure of ZM? x +52 + 78 = 180(ANSWER)

52 + x = 180 + 78

180 +52 = 78 + x

180 + x = 78 +52

Solve this equation using substitution. {4x + y = −2} {4x + 6y = 44}

To solve the system of equations below, pedro isolated the variable y in the first equation and then substituted it into the second equation. what was the resulting equation? { 5y=10x {x^2+y^2=36

Luke started a weight-loss program. the first week, he lost x pounds. the second week, he lost pounds less than times the pounds he lost the first week. the third week, he lost 1 pound more than of the pounds he lost the first week. liam started a weight-loss program when luke did. the first week, he lost 1 pound less than times the pounds luke lost the first week. the second week, he lost 4 pounds less than times the pounds luke lost the first week. the third week, he lost pound more than times the pounds luke lost the first week.