An infinity of expressions equal 49.
Let the number be x and so the expression is 4x -3
x = (r + st)/r is the expression that represents x in the equation rx - st = r.
16c^2-49 -> (4x-7)(4x+7)
11
The area is measured in square units.
(x^2-14x+49)
It is an algebraic expression
answer
- sqrt(49) = -7
178
-49
Let the number be x and so the expression is 4x -3
52 ===
2
x = (r + st)/r is the expression that represents x in the equation rx - st = r.
No, it is an expression.
16c^2-49 -> (4x-7)(4x+7)