Question 716302
2X+5Y=5
X+3Y=4
USING SUBSTITUTION METHOD:
X AS A FUNCTION OF Y(FROM THE FIRST EQUATION X=(5-5Y)/2
SUBSTITUTE INTO SECOND EQUATION
1(5+5Y)/2+3Y=4
SIMPLIFY:
1Y=3 OR Y=3
SUBSTITUTING Y=3 BACK INTO THE X EXPRESSED AS FUNCTION OF Y
X=(5-5Y)/2=-5