If you remember your order of operations, it is PEMDAS- Paranthesis, Exponents, Multiplication, Division, Addition, and then Subtraction. So, first you must multiply the five by three, and then add four to the product to get a total of: 19.
2.25
12
Four plus three multiplied by six times three to the power of four is equal to 1,462.
Nope, it's 49.
38
Negative 20.
-7 I think
Five multiplied by 4/7 is 2 6/7
four thirds, or one and a third
8
A pentagon may have zero, two, three, four, or five equal sides.A regular pentagon is one in which all five sides are equal.
3