Complete Questions:
<em>Create an equation with a solution closest to 0 using digits 1 to 9
</em>
<em>_x + _ = _x + _</em>
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Answer:
See Explanation
Step-by-step explanation:
Given
_x + _ = _x + _
Required
Fill in the gap using 1 to 9 to give a result close to 0
First, you have to determine what kind of numbers that are close to 0;
In this case, I'll work with -0.4 to 0.4 because the number in this range approximate to 0;
Next, is to fill in the gaps using trial by error method
5x + 2 = 2x + 3
Checking the above expression
<em>Collect Like Terms</em>
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Divide equation by 2
<em>(Approximated)</em>
Another trial is
6x + 8 = 2x + 7
Checking the above expression
<em>Collect Like Terms</em>
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Divide equation by 4
<em>(Approximated)</em>
<em>I'll stop here but note that, there are more expressions that can fill in the gaps</em>
Answer: 2 / 15
Step-by-step explanation:
3 red / 10 total
4 white / 9 total
3/10 * 4/9 = 12/90 = 2/15
Answer:
D: c=(ab-d)/a
Step-by-step explanation:
a(b-c)=d
ab-ac=d
ab=ac+d
ab-d=ac
(ab-d)/a=c
The top question is B. 30, because you have to set 7y-30 equal to 4y+60 since both lengths are the same.
Answer:
A is the answer Have a great day
Step-by-step explanation: