Math

posted by .

What is: a=25a
and
6-220=6

find the variable. thank you!

  • Math -

    the first one only works if a = 0
    I do not understand the second on. There is no variable.

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Calculus; Limits

    Evaluate limit, x -> a, [(x + 4a)^2 - 25a^2] / [x - a] My work: = limit, x -> a, (x^2 + 8ax + 16a^2 - 25a^2) / (x - a) = limit, x -> a, (x^2 + 8ax - 9a^2) / (x - a) = limit, x -> a, (x + 8a - 9a^2) / (-a) = (a + 8a - 9a^2) …
  2. math logic

    There were 1320 pumpkins in a pumpkin patch, but it was difficult for farmer Joe to find the perfect pumpkin. • Every third pumpkin was too small. • Every fourth pumpkin was too green. • Every fifth pumpkin had a broken stem. …
  3. math logic

    There were 1320 pumpkins in a pumpkin patch, but it was difficult for farmer Joe to find the perfect pumpkin. • Every third pumpkin was too small. • Every fourth pumpkin was too green. • Every fifth pumpkin had a broken stem. …
  4. Electricity

    RCL Circuits electricity!? A 50V, 50Hz supply is connected to a series circuit consisting of a resistance, a 20mH inductor and a capacitor. a) Find the value of the capacitance and the power dissipated in the circuit when: (i) The
  5. statistics/psych

    Find TWO media examples of two types of correlations (explained below). You will have to do some research to find these. Next: (1) Find one media example (don�t make up your own) of a correlation that could be argued to be spurious …
  6. math

    perform indicated operations. (a+3)/(5a+25)-(a-1)/(3a+15) (a+3)/5(a+5)-(a-1)/3(a+5)=(a+3)5(a+5)/5(a+5)3(a+5)-(a-1)5(a+5)/5(a+5)3(at5)= 5a^2+25a+15a+75+5a^2+25a-5a-25/5(a+5)3(a+5) i got (10a^2+60a-50)/5(a+5)3(a+5)and that's wrong. where …
  7. Math

    A rancher has 220 feet of fencing to enclose a rectangular corral. Find the dimensions of the rectangle that maximize the enclosed area, using all 220 feet of fencing. Then find the maximum area.
  8. Math

    Find the HCF 1) 7x and 9 : nothing 2) x^2(x-4) and x(x-4) : its (x-4)?
  9. math

    a) 25a^2 - 16a^2 b^2 b) x^2 - (a+b)^2 c) 9(x-y)^2 - z^2 d) 16x^4 - 81y^4 e) 25a^2 - 16a^2 b^2
  10. Math

    1. All real numbers that are less than -3 or greater than or equal to 5 A. x<-3 or x≥5*** B. x<5 or x≥-3 C. x≤-3 or x>5 D. x≤-3 or x≤5 2. The time a cake must bake is between 25 minutes and 60 …

More Similar Questions