Consider the system of equations: 3x+2y=18 and x-2y=14
What property is used to transform the equation
3x+2y+14=32 into 3x+2y+x-2y=32?

A. multiplication property of equality
B. substitution property of equality
C. addition property of equality
D. subtraction property of equality

Question

Consider the system of equations: 3x+2y=18 and x-2y=14
What property is used to transform the equation
3x+2y+14=32 into 3x+2y+x-2y=32?

A. multiplication property of equality
B. substitution property of equality
C. addition property of equality
D. subtraction property of equality

faiqraees · Answer

since 14 has been substituted by x - 2y B is the answer

texmechanica · Answer

Thank you, but please don't give me a straight answer. Walk me through it.