3(a+4)=ac+5f. Rearrange to make a the subject.

3(a+4)=ac+5f

3a+12=ac+5f

3a-ac=5f-12

a(3-c)=5f-12

a= (5f-12)/(3-c)

RR
Answered by Rumana R. Maths tutor

4353 Views

See similar Maths A Level tutors

Related Maths A Level answers

All answers ▸

Define the derivative of a function f(x) and use this to calculate the derivative of f(x)=x^n for positive integer n.


Find the equation to the tangent to the curve x=cos(2y+pi) at (0, pi/4)


differentiate y=8x^3 - 4*x^(1/2) + (3x^2 + 2)/x


p(x)=2x^3 + 7x^2 + 2x - 3. (a) Use the factor theorem to prove that x + 3 is a factor of p(x). (b) Simplify the expression (2x^3 + 7x^2 + 2x - 3)/(4x^2-1), x!= +- 0.5


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2026 by IXL Learning