Rc*ln(2*3/Rc)=2/3 find the value of Rc
A work can be finished in 9 days. If B's profit is 50% more than A, then in how many days can B alone finish this work?
1x-5=2x-8
1. Write down a system of two linear equations in two unknowns which has no solution.
Draw a picture of the situation.
2. Suppos...
45-[28-{37-(15-x)}]=58 find x
Ask me easy question
30/(5*3)
700÷6
