If you mean in Excel, yes: you must always start a formula with an equal sign.
In mathematics, such expressions indicate that the value of the expression to the left of the equal sign has the same value as the expression to the right of the equal sign. In some cases, it can also be interpreted to mean that the expression on one side of the equal sign can be used in place of the expression on the other side of the equal sign (say in manipulating algebraic expressions). In computer languages, the equal sign is sometimes also used to indicate that the value of the expression to the right of the equal sign is to be transferred to the location indicated by the expression to the left of the equal sign. The expression to the left of the equal sign is usually a single variable that represents a memory location.
In Algerbra, an expression is a math sentence, such as 5y+3x, that does not have an equal sign. When you include the equal sign it becomes equation.
A formula with an equal sign
Equals sign demonstrates that something is the same as something, or equal to.
it means that gays should have equal rights.
A sign of support for same-sex marriage equality.
It is in reference to supporting equality for same sex marriage.
The pink equal sign with fangs is HBO's Series: True Blood and a version of the gay marriage equality sign.See the related link.
The equal sign with the slash means "is not equal to".
By 'an equal sign with a lightning bolt [through it]', do you mean '≠'? That means 'not equal to'. For example, 6≠9.
A red equals sign on a darker red background is a symbol used on Twitter and Facebook to show support for gay marriage. There are variations of colors, so it is reasonable to assume that a black bumper sticker with a red equals sign means the same thing.
It means the figures on either side of the equal sign have equal values to each other.
not equal to
It means "not equal to".
If you mean in Excel, yes: you must always start a formula with an equal sign.
Stop Sign