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Occasionally a baby can be born with a hole in the wall that separates the left and right ventricles of the heart. Using your knowledge of blood circulation, explain the consequences of this condition.

Blood will flow between the right and left ventricles. This means that both sides of the heart will contain a mixture of oxygenated and deoxygenated blood. Therefore, the blood sent around the body via th...

Answered by Mary K. • Biology tutor

7444 Views

Solve the following equation: 5x - 1 = 3x + 7

5x - 1 = 3x + 75x = 3x + 82x = 8x = 4

Answered by Daragh H. • Maths tutor

4581 Views

How do I write a good English Language essay?

The first point to consider is what type of essay you are being asked to write. Is it a persuasive or argumentative essay? Do you need to express your own opinion?
It is a good idea to spend some tim...

Answered by Jenny N. • English tutor

1936 Views

Solve the simultaneous equations 3x + y = -4 and 3x - 4y = 6

When solving simultaneous equations our goal is always to use the equations given, which each have two unknowns in them, in order to find an equation with only one unknown. In this example, we can see tha...

Answered by Sofya E. • Maths tutor

19125 Views

If A is divided by B, the result is 5/7. If B is divided by C, the result is 4/5. What is the result of A divided by C ?

A=5 when B=7, B=4 when C=5. (Using Ratios, 5:7 & 4:5)
Knowing the relationship between both A & C with B means that we can find the relationship between A&C themselves. (A=5, B=7)*4 ; ...

Answered by Inez A. • Maths tutor

2972 Views