Question

the equation X=7 in 2 variables can be written as (a) 1x+1.y=7 (b) 1x+0y=7, (c) ox+1y=7 (d) ox+oy=7 ​

Answer 1

Answer:

1

Step-by-step explanation:

$1 \times x + 1 \times y = 7 \\ 1 \times 7 + 1 \times y = 7 \\ 8 + y = 7 \\ y = 8 - 7 \\ y = 1$