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Maths
GCSE

Please expand (y+2)(y-3).

We will use the FOIL method. Here FOIL stands for: First, Outside, Inside, Last.
This means we start by multiplying the first terms in each bracket together to get y2 .
Then we multi...

MB
Answered by Mary B. Maths tutor
7246 Views

Please solve the following simultaneous equations 4x + 7y = 336 y = 6x + 2

Step 1 - through previous experience realise this equation can be solved by the substitution methodStep 2 - rearrange for the part you want to sub in, in this case it is done for us as Y is the variable w...

ES
Answered by Eleanor S. Maths tutor
3170 Views

Work out the value of n, the value of A & the value of B (question given below in correct subscript)

(2x3/2y-1)n = Ax6

ML
Answered by Megan L. Maths tutor
4054 Views

Solve the following simultaneous equations: 3x+1-2y=0 and 8-x=y

3x+1=2y rearrange16-2x=2y multiply by 23x+1=16-2x solve for x by eliminating y5x=15 rearrangex=3y=8-x=8-3=5 find y using xx=3, y=5

BH
Answered by Ben H. Maths tutor
2766 Views

Simplify the expression 5x + 6y -4x+ 7y

x+ 13y

Answered by Maths tutor
2741 Views

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