Algebra

I really appreciate your help. I am still a little confused, when I add -36 +9 -99 I get 126. I don’t understand the -72.

  1. 👍
  2. 👎
  3. 👁
  1. You are correct. See my correction at the original post. Thanks for scrutinizing my sloppy algebra.

    1. 👍
    2. 👎

Respond to this Question

First Name

Your Response

Similar Questions

  1. math .

    [ number 1 & 2are a rule of sequence ] 1: Write a rule for the sequence. 2,6,10,14 a; start with two and subtract four repeatedly b; start with four and add two repeatedly ** c; start with two and add four repeatedly d; start with

  2. math

    Find the coterminal angles for 8pi/3. I found one: 8pi/3 - 2pi= 2pi/3 My textbook says that I should add subtract 4pi to find the other one and I'm very confused as to how you know what to add/ subtract.

  3. math

    NUMBER SEQUENCES identify the sequence as arithmetic, geometric, both, or neither. 1. 7, 9, 11, 13,... arithmetic**** geometric both neither 2. 2, 1, 1/2, 1/4,... arithmetic geometric**** both neither write a rule for the sequence

  4. Enthalpy of Formation

    N2H4(g) + H2(g)--> 2 NH3(g) H1 = –1876kJ 3 H2(g) + N2(g)--> 2 NH3(g) H2 = –922 kJ The H.f for the formation of hydrazine: 2 H2(g) + N2(g)--> N2H4(g) will be______kj/mol I am very confused here. I thought I would just add H1

  1. chemistry

    How can you shift the equilibrium of the reaction between hydrogen and chlorine toward the products? H2(g) + Cl2(g) --> 2HCl(g) A. Add Cl2. B. Remove H2. C. Increase the pressure. D. Add HCl. would the answer to this one be to add

  2. Basic Math Help Please?

    find the next two positive and negative angles coterminal with the quadrantal angle. 90 degrees. I am really confused, what would the two positive and two least negative numbers be? i know it you add or subtract 360.

  3. Chemistry

    Complete and balance the equation for this reaction in basic solution? Redox reaction Cr is oxidized to CrO42– and Fe3 is reduced to Fe2...? For a particular redox reaction Cr is oxidized to CrO42– and Fe3 is reduced to Fe2 .

  4. CHEM-Le' Chatelier's Principle

    Use Le' Chatelier's Principle. this is a solution at equilibrium: 2CrO4^2-(aq)+ 2H^+(aq)< >Cr2O7^2-(aq) +H20 2CrO4^2- yellow Cr2O7^2- orange I just have to make predictions of the colour changes when: a)Add 0.3 M NaOH drop to 5

  1. Algebra/Math

    A function is defined as {(0,1)(2,3)(5,8)(7,2)}. Issac is tasked to create one more ordered pair for the function. Which ordered pair can he add the set to keep it a function. A. (7,0) B. (1,3) C. (0,2) D. (5,3) Please help! I'm

  2. math

    Suppose two dice (one red, one green) are rolled. Consider the following events. A: the red die shows 5. B: the numbers add to 4. C: at least one of the numbers is 3. D: the numbers do not add to 10. Express the event "The numbers

  3. Math

    Identify the sequence as arithmetic, geometric, both, or neither 1.7,9,11,13 A. Arithmetic B. Geometric C.both D.neithier 2. 2,1,1/2,1/4 A. Arithmetic B. Geometric C. Both D. Neither 3. Write a rule for the sequence 1,2,4,8 A.

  4. English

    PLEASE HELP ME QUICK I NEED IS NOW Read the sentences from a student's essay about "the treasure of lemon brown Greg's father sat endlessly lecturing him on Greg's need to improve his grades. Greg had his mind on other things.

You can view more similar questions or ask a new question.