Answer:
Step-by-step explanation:
662
9a - 3(a - 6) = -6...distribute thru the parenthesis
9a - 3a + 18 = -6....subtract 18 from both sides
9a - 3a = -6 - 18 ...combine like terms
6a = - 24...divide both sides by 6
a = -24/6
a = - 4
Answer:
20 ........................
I know a would be 40ft for Rachael and 50ft for Clare but I’m not completely sure about b
Multiply 120 times .7 because you just Turn the percent into a decimal