Question

If x=1:y=2 find the values the following expressions
@ 4x 3y + 5
x + y2
xy + 3y - 9​

Answer 1

Answer:

29

5

-1

Step-by-step explanation:

(4 * 1)(3*2)+5= (4*6)+5 = 24+5= 29

1+(2*2)= 1+4= 5

(1*2)+(3*2)-9= 2+6-9= -1

Answer 2

Answer:

Step-by-step explanation:

x=1,y=2

4x+3y+5+ysquare+xy+3y-9

4[1] +3[2]+ 5+1+[2square]+1 into 3 +3[2]-9

4+6+5+1+4+3+6-9

23+6-9

=29-9

=20

hope it helps