Answer:
Step 1. Should be 3(x +2x) -2(x +1) +5 . . .
or . . . 3x(1 +2) -2(x +1) +5 . . .
or . . . 9x -2(x+1) +5
Step-by-step explanation:
Lisa apparently failed to realize that both terms inside the first set of parentheses have 3x as a factor. They are like terms, so could be combined directly. If Lisa really wants to factor out 3 or 3x, she could do so and then combine the remaining factors at another step.
4 and 1/6 is the mixed number, or 4 and 2/12
Answer:
30
Step-by-step explanation:
-54/-3 = 18
18+12 = 30
Answer:
A
Step-by-step explanation:
The correct answer is A.
Try breaking the shape into other shapes that you can find the area for and then adding them together.
x stands for a variable, in which the variable would be replaced by a number(s) that would make the equation true.
Hope this helps
