Tyler is simplifying the expression 6x + 6 + 4x - 5. Tyler's work is shown below in four different rows. Identify his mistake. (name row
and explain the error).
Row 1
6x + 6 + 4x -
5
Row 2
10x +6 -5
Row 3
10x + 1
Row 4
11x

PLEASE HELP!!!

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

While scuba diving, rajeev dove to a depth of 12.6 feet below the surface of the water and then descended another 8.7 feet. what expression can be used to find rajeev's new position? 12.6 – 8.7 –12.6 – 8.7 –12.6 – (–8.7) 12.6 – (–8.7)

Find the value of x in each case. give reasons to justify your solutions! d q ∈ pr