1. x+2y+1=0
2x-3y-12=0 find x and y from substitution method

Solve the following equation 3x+5y=9 and 2x+3y=4 by substitution method

Solve the following pair of linear equations by substitution method: 3x+ 2y- 7= 0 and 4x+ y-6= 0

Solve the following pair of linear equations by the substitution method: 0.2x + 0.3y =1.3 0.4x + 0.5y= 2.3

Solve the following pair of linear equations by the elimination method and the substitution method: (i) x+y=5" "a n d" "2x 3y=4 (ii) 2x+4y=10" "a n d" "2x 2y=2 (iii) 3x 5y 4=0" "a n d" "9x=2y+7 (iv) x/2+(2y)/3=-1 and x-y/3=3

Solve the following pair of linear equations by the substitution method. (i) x+y=14 ;x- y=4 (ii) s-t=3; s/3+t/2=6 (iii) 3x-y=3;9x-3y=9 (iv) 0. 2 x+0. 3 y=1. 3 ;0. 4 x+0. 5 y=2. 3 (v) sqrt(2)x+sqrt(3)y=0;sqrt(3)x-sqrt(8)y=0 (vi)3x/2-5y/2=-2;x/3+y/2=13/6

Solve for x and y, using substitution method : 2x + y = 7, 4x - 3y + 1 =0

Solve the pair of linear equations by substitution method x – 7y + 42 = 0 and x – 3y – 6 = 0