Step-by-step explanation:
a = 5
b= 9
a + 4b = ?
5 + 4×9 =
5 + 36 = 41
The order of operations is a rule that tells the correct sequence of steps for evaluating a math expression. We can remember the order using PEMDAS: Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).
Answer:
12.5
Step-by-step explanation:
Step-by-step explanation:
this is the answer of this question
Answer: I think its 2.09
Step-by-step explanation:
But i'm not sure.
Answer:
a)=+2 b)=1
Step-by-step explanation:
A positive plus a negative is equal to a positive a
