Answer:
The answer is d.
Step-by-step explanation:
<em>x </em>is "a number." When a variable and a number are next to each other, they are being multiplied. So it's 7 times a number. Then you take the product of that and add 2.
So, d is the correct answer. :D
(3x+1) = 64
3x = 63
3x/3 = 63/3
x = 21
Answer
im only in year 9 do you expect me to know that ????????????????????????????
You have to distribute the 7 so the final answer will be -49-42x
