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Solve the simultaneous equations: 1) 3x+5y=14 and 2) -3y+10=x

Multiple the second equation through by 3 so that the x is multiplied by the same number in both equations. -> -9y + 30 = 3x
2) Rearrange the equation so that the
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Answered by Gabrielle S. • Maths tutor
3975 Views

A psychologist decided to interview both Zina and Amanda five months later to see if they could still remember the same level of detail about the incident. Explain one ethical issue the psychologist must consider before interviewing Zina and Amanda.

Some example answers include:Confidentiality - People should be treated with respect. They should be reassured that their answers will be confidential. Also, they should be given the right to withdraw.Pro...

Answered by Ines O. • Psychology tutor

4037 Views

¿Crees que es mejor casarse o vivir juntos sin casarse?

This is an example of a question that may be asked in a speaking exam. It asks whether it's better to be married or live with someone without getting married. I would help the student answer the question ...

Answered by Ines O. • Spanish tutor

2099 Views

How might an introduction usefully address the wording or terms of a question?

Often, picking apart or defining the key words in a question can help to build a strong, confident introduction to an essay. It is important to understand and work through exactly what an essay question i...

Answered by Michael B. • English tutor

1088 Views

3/5 of a number is 162. Work out the number.

Something multiply 3/5 = 162Think of this something as a piece of cake. Now this cake has been equally sliced into 5 pieces. 3 pieces of the cake is worth 162 (let's give it a value, pound, dollar, or any...

Answered by Han K. • Maths tutor

3462 Views