Question 1 Shauna solved the polynomial equations given in the table.
Determine whether each polynomial is correct. Select Correct or Incorrect for each equation
Equation
Correct
Incorrect
O
(5a – 8) + (2a2 + 2a - 1) = 2a² + 7a - 9
(b2 + 6b - 4) – (36 +62) = 262 + 36 – 4
66
(9c – 4cm) – (2c2 + c) = -6c2 + 10c
-
O
ооо
+
o

Simonne used the following steps to simplify the given expression. 12 - 3(-2x + 4) step 1: 12 + (–3)·(–2x) + (–3)·(4) step 2: 12 + 6x + (–12) step 3: 12 + (–12) + 6x step 4: 0 + 6x step 5: 6x what property of real numbers was used to transition from step 3 to step 4? a. identity property of addition b. inverse property of addition c. associative property of addition d. commutative property of addition

What is the best reason for jacinta to have a savings account in addition to a checking account

Select the margin of error that corresponds to the sample mean that corresponds to each population: a population mean of 25, a standard deviation of 2.5, and margin of error of 5%