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Solve the simultaneous equation: 2x + y = 7 and 3x - y = 8

The aim of this maths question is to find the two unknowns, x and y, by using simultaneous equations. Simultaneous equations can be solved by either using the elimination method or the substitution method. T...
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Answered by Oscar G. • Maths tutor
16122 Views

Solve ((3x+2)/(x-1)) +3 =4

The equation looks horrible to start so we need to tidy it up. We do this by firstly getting rid of the fraction. This means that we need to multiply everything else by the denominator (which in this case is...
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Answered by Rebecca H. • Maths tutor
9363 Views

Solve 5x – 2 > 3x + 11

Let's temporarily replace the inequality sign ">" with "=". This gives us: 5x - 2 = 3x + 11. If we subtract 3x from both sides we are left with: 2x - 2 = 11. If we add 2 to both sides,...
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Answered by Tom O. • Maths tutor
20784 Views

Solve the simultaneous equation. 2x + y = 7 and 3x - y = 8

There are few ways to carry out the following question. Elimination and substitution are the two main methods. To carry out elimination you will need to focus on the similar terms, in the question this would...
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Answered by Charlotte D. • Maths tutor
10069 Views

Solve the simultaneous equations: 3x + 2y = 9 and x + 7y = 22.

A simultaneous equations can be solved in multiple ways. You are probably familiar with substitution and elimination. Today, we will focus on substitution. As you can see, both equations represent a relation...
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Answered by Sara D. • Maths tutor
5975 Views