SOLUTION: I'm learning algebra at age 54 and trying real hard to understand. I need help with these: 1. A=1/2bh for b 2. Evaluate the expression for x=-2, y=3, z=-4. 3. -177-26

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Question 26452: I'm learning algebra at age 54 and trying real hard to understand. I need help with these:
1. A=1/2bh for b
2. Evaluate the expression for x=-2, y=3, z=-4.
3. -177-26
_______
-13
Thank you
Sherry
Answer by Alwayscheerful(414)   (Show Source): You can put this solution on YOUR website!
Wow, age 54?

1.
To solve for b, you need to isolate it
First step, get rid of by multiplying both sides by 2

To get b alone, divide both sides by h
:)

2. Can't solve this, for not enough information was given. What expression?

3.
Solved by pluggable solver: EXPLAIN simplification of an expression
Your Result:


YOUR ANSWER


  • Graphical form: simplifies to
  • Text form: (-177-26)/-13 simplifies to 15.6153846153846
  • Cartoon (animation) form:
    For tutors: simplify_cartoon( (-177-26)/-13 )
  • If you have a website, here's a link to this solution.

DETAILED EXPLANATION

Look at .
Added fractions or integers together
It becomes .
Look at .
Removed extra sign in front of -203
It becomes .
Look at .
Remove unneeded parentheses around factor highlight_red%28+203+%29
It becomes .
Look at .
Removed extra sign in front of 15.6153846153846
It becomes .
Result:

Universal Simplifier and Solver


Done!

If you want it in a fraction,
Hope this helps!
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