Ty knows that 3.15 ÷ 0.25 = 12.6. Use the drop-down menus to explain how he can use that information to find 3.15 ÷ 25 without dividing.

Ty can move the decimal point in 12.6
A.4
B.3
C.2
D.1

place(s) to the
A. left
B. right

So, 3.15 ÷ 25 =
A.1.26
B.126
C.12.6
D.0.126

The first one is C. 2

The second one is A. Left

The last one is D.0.126

Step-by-step explanation:

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hello from mrbilldoesmath!

answer:   x (x+6)^2, choice b

discussion:

factor x out of the equation:

x^3 + 12x^2 + 36x = x (x^2 + 12x + 36).

note that 6+6 = 12 and 6*6 = 36 so the above factors into:

x (x+6)^2

which is choice b

you,

mrb