Solve: 7x - 20 = 3x + 4

7x = 3x + 24 4x = 24 x = 24/4 x = 6

Answered by Alex G. Maths tutor

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Simplify fully:6y2 +7y - 6y - 4 - 3y2


Solve the equation: 2x - 3 = 1/2


One bag has 4y+2 counters in it and another has 6y-2 counters in it. The bags have the same number of counters in them. Calculate the value of y.


Show that 3/10 + 2/15= 13/30


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