Answer:
x = - 8, x = 6
Step-by-step explanation:

Using weighted average, it is found that she should score 67% on the computer science test.
- The weighted average is given by <u>each proportion multiplied by it's score</u>.
In this problem, the proportions and scores are given by:
- Proportion of 32% = 0.32 for a score of 300.
- Proportion of x for a score of 200.
- Proportion of 46% = 0.46 for a score of 300 + 200 = 500.
Then





She should score 67% on the computer science test.
A similar problem is given at brainly.com/question/24855677
Answer:
20.00+12.76 would give you that sum
Step-by-step explanation:
The horizontal axis in the coordinate<span> plane is called the x-axis. The vertical axis is called the y-axis. The point at which the two axes intersect is called the </span>origin<span>.</span>
2hrs, 142miles
42x+58=55x+32
13x=26
x=2hrs <---- answer
42*2+58=142
55*2+32=142mi <----answer