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How would I go about solving 3(x-2) = x+7?

First of all, you want to try and get rid of the brackets so the equation is easier to simplify in the next steps. So you multiply the whole bracket by 3. So it is 3x-6 = x+7. Secondly, in order to solve ...

FA
Answered by Finn A. Maths tutor
7544 Views

Use of microorganisms is popular in medical research and industry. Give two reasons why microorganisms are commonly used.

cheap/inexpensive/low cost; grow/multiply/divide quickly; short life cycle; take up relatively little space; do not require high amounts of expertise to work with; genomes are understood well

KD
Answered by Kate D. Biology tutor
2150 Views

Wie ist Fräulein Elses Verhältnis zu ihrer Mutter?

Fräulein Else's Beziehung ihrer Mutter kann man vor allem in Else's Reaktion auf die von ihr erhaltenen Briefe erkennen.Immer wenn Else Briefe von ihrer Mutter erhält, betont sie dass sie ihre Mutter &quo...

SM
Answered by Sina M. German tutor
1889 Views

What is the critical angle of a beam of light leaving a transparent material with a refractive index of 2?

Total internal reflection occurs only when light travels from a medium of high refractive index to a medium of low refractive index. This is the case for our problem (glass to air boundary, n=2 and n=1 re...

AH
Answered by Arsenios H. Physics tutor
4040 Views

What considerations are required when choosing a statistical test for a dataset?

This question gets asked regularly by A Level and University students. There are a few things to consider when choosing a statistical test for data. Note that more complex statistical tests such as ANOVA/...

JB
Answered by Jack B. Psychology tutor
1877 Views

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