Solve the system of equations by subtraction. what is the solution for x? 2x+y=1 4z+2y=-1

Ab based on the given diagram, if m_1 = 60° then m 2 = 30 60 90 180

How can (square root of 25) ^2 be rewritten?

Four quarts of a latex enamel paint will cover about 200 square feet of wall surface. how many quarts are needed to cover 98 square feet of kitchen wall and 52 square feet of bathroom wall