90+47+x=180 137+x=180
x=180-137
x=43
Answer:
ja s and the not only way I could
Solve for the first variable in one of the equations, then substitute the result into the other equation.
Point Form:
( − 3 , − 8 )
Equation Form:
x =- 3 , y = − 8
Step-by-step explanation: