Question

topic- equation

the sum of a number and 7​

Answer 1

Answer:

$x - 3 = 7$

Step-by-step explanation:

here is your equation hope this will help you plz mark as brainlist answer

Answer 2

$Let \: the \: sum \: be \: 3 \: and \: 4 \: to \: \\ get \: sum \: of \: 7 \\ \\ 3 + 4 = 7 \\ \\ 7 = 7$