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Solve the two simultaneous equations y+5x=30 and 6y=-x+64

The easiest way to solve these equations is by substitution. Rearrange the 6y=-x+64 equation into the form of x=64-6y. Replace x in the other equation with x=64-6y to produce y+5(64-6y)=30. Multiply out the ...
HW
Answered by Harriet W. • Maths tutor
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What are some disadvantages of using GDP as a measure of living standards?

GDP does not include the hidden economy. This includes illegal activities such as the drug trade, which constitutes a significant proportion of total output in some countries. 2) Living standards is a broade...
SK
Answered by Suchir K. • Economics tutor
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What is the value of the figure 1 in the number 2105?

Answer. The 1 in 2 1 05 has a value of 100 (One hundred).2105 reads out to be 'Two thousand, one hundred and five'
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Answered by David U. • Maths tutor
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Diabetes can damage the nervous system. Explain how this may alter the response of heart rate to changes in blood pressure.

Changes in blood pressure are measured by primarily by baroreceptors (pressure receptors) in the carotid body within the aorta, which send signals to the medulla in the brain. Damage to the autonomic nervous...
MC
Answered by Mostafa C. • Biology tutor
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What is Object-Oriented Programming?

Object-oriented programming is a method of designing programs that groups together data using objects. Each object is part of a class which serves as a blueprint for defining the object. The idea of objects ...
CL
Answered by Chantelle L. • Python tutor
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