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Solve 13-x > 3+4x

13-x-3>4x 10>4x+x 10>5x 2>x x<2
NE
Answered by Nathan E. • Maths tutor
5645 Views

Solve the following set of simultaneous equations: 3x + 2y = 15 & 9x + 4y = 1

Label your equations 1 and 2. Look to eliminate one of your variables to create a third equation with only one variable. To do this multiply the first equation by 2 to obtain: 6x + 4y =30 *Label as equation ...
CA
Answered by Chris A. • Maths tutor
6997 Views

Solve these simultaneous equations: 3y + x = 18 and x - 4y = -10.

Write x in terms of y using one of the equations. Then substitute it in the second equation, which is then only in terms of y. Find y. Then you can easily find x. Answer: x = 6 and y = 4.
TE
Answered by Tess E. • Maths tutor
3832 Views

How do I structure a paragraph in my essay?

When structuring an essay in an exam, it can sometimes be daunting to know where to start. But remembering the simple trick PEEL can be very helpful and make your paragraphs more clear and help the examiner ...
AC
Answered by Alexandra C. • History tutor
3708 Views

How do you solve simultaneous equations?

The easiest way to solve simultaneous equations is by elimination. This is the idea of cancelling out one of your variables, the X or Y so that you can solve the remaining variable and then substitute this a...
BH
Answered by Ben H. • Maths tutor
4212 Views