Answer:
It's the first one.
Step-by-step explanation:
Collect like terms.
x-4+x^2-2x+3
---------------------------
x-7
take x and (-2x): this equals -x
Take (-4) and 3: this equals (-1)
reorder the terms
-x-1+x^2
------------
x-7
Use the commutative property
x^2-x-1
------------
x-7
Answer:
325.10 = x + 152.38; x = $172.72
Step-by-step explanation:
1. Set up the equation
Let x = amount in account yesterday
Then x + 152.38 = $152.38 more than in account yesterday
and 325.10 = x + 152.38
2. Solve the equation
3. Check
OK
Answer:
Step-by-step explanation:
Well 12y is the most obvious answer.
Anything that makes 12 is good enough.
4(3y) is another answer
12(y)
1(12y)
6(2y)
2(6y