An equal sign is a symbol in mathematics.
It is to indicate that the given terms are <span>equal.
It is also used to </span>indicate a mathematical <span>equality.
An equal sign looks like ( </span>

) this.
Answer:
a
Step-by-step explanation:
Sorry i dont know im not that far in school that's like high school stuff sorry
Hello,
f(g(x))=f(2x+2)=4(2x+2)+21=8x+29
f(g(7))=8*7+29=56+29=85
Answer:
Linear: 3x +9 =2x
Non Linear: x+2y=1 and x = y