Make x the subject of the formula 4(2x-y) = 3ax - 5
4(2x-y) = 3ax - 5Step 1 - Expand 8x - 4y = 3ax - 5Step 2 - Collect like terms 8x - 3ax = 4y - 5Step 3 - Factorise x(8-3a) = 4y - 5Step 4 - Isolate x x = (4y - 5)/(8-3a)
Related Maths GCSE answers
All answers ▸'There are two adults and two children in the Adams family. They buy an all-day travel ticket for each person. The price is £8 for each adult and £5 for each child. They also buy 4 ice-creams at £1.95 each. How much do they spend in total?'
Solve the simultaneous equations: 3x +4y = 18, and 5x - 2y = 4
Draw a graph of x = (y+4)/4.
