Answer:3.6
Step-by-step explanation:
The answer is B.
Whatever the x value is you have to add 9 to it.
(A) 1.8
The difference is 18, 13 is bc the tenth term so divide 18 by 10 to get 1.8
Answer: D. Using the commutative property
explanation: you use the distributive property to get 10x-40. to combine like terms you add 40 to -40 and 20. and you decide 10 by both sides to get x by itself and the answer on the other side which equals 6.
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