let the solution be 
let the solutions be a = 3, b = 1
is the equation with consistent value.
Yes because the perimeter of the bulletin is 23 feet. this is because to find perimeter you use 2(L)+2(W).
As per inequality, it means that the value of x can be less than or equal to y.
Inequality in Mathematics
The two expressions that make up an equation or an inequality are connected in a mathematical statement. The equal sign (=) in an equation denotes the equality of the two expressions. The symbols >, <, ≤, or ≥ are used to denote an inequality, when the two expressions aren't always equal.
Type of Inequality
The given expression, x <= y denotes the type of inequality where the possible values of x are either less than y or equal to less. The value of x cannot be greater than y in any case.
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Y--7=-2/3(x-1)
y+7=-2/3(x-1)
