Answer:
$2.20
just count the coins and add 'em up :)
Answer:
-4x*2 - 7y*2 + 4
Step-by-step explanation:
simplify by adding/subtracting the like terms
Answer:
d, To undo addition, you can use multiplication
Step-by-step explanation:
a, To remove a whole number next to the variable, multiply both sides by that number
Answer:
3²
Step-by-step explanation:
We have to use BPEMDAS Order of Operations:
B - Brackets
P - Parenthesis
E - Exponents
M - Multiply
D - Divide
A - Addition
S - Subtraction
We use this order left to right. Since we have parenthesis, we look at that first. Inside, we have division and exponents. Since exponents come first, we have to evaluate 3² first.
Answer: about 1 cm
Step-by-step explanation: