Answer:
Explanation:
5(f+4)=4(f-6)
5f+20=4f-24 : distribute the 5 and 4 to the equations in parentheses by multiplying
f+20=-24 : subtract the 4f from the right side and bring it to the left side where the 5f is
f=-44 : subtract the 20 from the left side and add it to the -24