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Solve 4(x+3)=2x+8

First explain that to 'solve' means to find the value for 'x'. Then, using the rule of BIDMAS, explain that in order to simplify the process, the first step is to open up the brackets on the left hand side o...
WZ
Answered by Wayne Z. • Maths tutor
9626 Views

3/5 of a number is 162. Work out what 4/5 of the same number is.

216
Answered by • Maths tutor
3752 Views

Expand the brackets? (x+4)(2x-3)

Create a smiling face with arrows between the terms and then go through and multiply the terms together.(Diagram of the smiling face)(x+4)(2x-3) = 2x 2 - 12 - 3x + 8x = 2x 2 + 5x - 12Then simply reorganise t...
TR
Answered by Tim R. • Maths tutor
5169 Views

Solve: 3x+5y=19 4x-2y=-18

These are simultaneous equations and we need to find the value of X and Y. We can use the elimination method. The coefficients (the amount the letter is being multiplied by) of X and Y do not match. First, w...
CL
Answered by Charlotte L. • Maths tutor
5918 Views

13/2 - 5/3 = ?

Change both the denominators to 6...Times 13/2 by 3 to get 39/6Times 5/3 by 2 to get 10/6 Then its 39/6 - 10/6 and then look at the numerator and work out 39-10 = 29The answer is therefore 29/6
PB
Answered by Patsy B. • Maths tutor
3889 Views