Question

Draw the graph of x+y=3 and 3x-2y=4 on a same graph paper and find the area of triangle formed by these lines and y axis. Write two solutions for each equation and area of triangle in space provided for answer. plz answer plz plz ​

Answer 1

Answer:

剛好是ICAI的白銀.........

Answer 2

Step-by-step explanation:

x=0,1

y=3,2

x+y=3 x+y=3

0+y=3. 1+y=3

y=3-0. y=3-1

y=3. y=2

3x-2y=4. 3x-2y=4

3×0-2×3=4. 3×2-2×2=4

0-6=4. 6-4=4

0=4+6. 2=4

0=10. =4-2

=2