# Questions on Algebra: Evaluation of expressions, parentheses answered by real tutors!

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 Algebra: Evaluation of expressions, parentheses Solvers Lessons Answers archive Quiz In Depth

 Question 617706: I am confused on how to simplify the problems in this subject can you help? Alex Click here to see answer by Theo(3459)

 Question 618732: Find all solutions (x,y) in positive integers to: 13x + 14y = 2008 Click here to see answer by richard1234(5390)

 Question 619177: Would it be fine to multiply number like this in a GCE A level Physics exam? (9.81Nkg^-1)(12kg)/(2) without showing multiplication sign "x" i mean.. Click here to see answer by Alan3354(30993)

 Question 620385: the formula for a^2 + b^2 + c^2 ie what is the formula to calculate the sum of squares of three terms Click here to see answer by Alan3354(30993)

 Question 621305: 11 - 8 ÷ (1/3 + 1/5) I need to show work on this. But I think the answer is -4 Click here to see answer by AnlytcPhil(1276)

 Question 621691: Evaluate . c – (c^2) – 7, for c = -6 Click here to see answer by lynnlo(4155)
 Question 621691: Evaluate . c – (c^2) – 7, for c = -6 Click here to see answer by tutor_paul(490)

 Question 621713: If february is your startung month, what month will it be 77days from february? Click here to see answer by lynnlo(4155)

 Question 621725: what does this equal if i simplify? (-9x)(7p) + (-3x)(-5p) Click here to see answer by lynnlo(4155)

 Question 621884: Perform and simplify After working this out I am coming up with: (x+2)(x-2)(2x)(x-3)/(x)(x+2)(x-3)(x-2) After cancelling I am coming up with 2x/x which would be 2 correct? Click here to see answer by Maths68(1474)

 Question 622604: Hello, I am taking a pre-algebra course and I'm having a real hard time. I need some help this question. 3x-9-5x+2 Click here to see answer by rfer(12657)

 Question 622609: Hey :) Me again. Just wondering if someone could walk me through these problems. -4x+7-3y-7y-5 -2-x=2y-4y+5x 6-(3x-7) 3(2x-4-2(x-4) Thanks! Click here to see answer by lynnlo(4155)

 Question 622740: a peice of fabric in cut into 12 equal lenghs with 3 inches left over what is the equation ? Click here to see answer by solver91311(16877)

 Question 625082: Raise the quanitity in parentheses to the indicated exponent,and simplify the resulting expression. Expression. Express answers with positive exponents. ( 45x^0y2)-1 (_________ (180x^-4y^-4) Thank you very much in advance. Now this one has me confused big time. It is suppose to be a "Short Answer!" Whatever that means.... Click here to see answer by Alan3354(30993)

 Question 625764: Raise the quantity in parentheses to the indicated exponent, and simplify the resulting expression. Express answers with positive exponents. ( -37x^-1y^-2 / 74y^3) ^-2 Click here to see answer by mananth(12270)

 Question 625828: if f(x0 = x+8, evaluate each a.)f(4) b.)f(-2) c.)f(-x) d.)f(x=3) Click here to see answer by oscargut(891)

 Question 625902: how do you translate the product of 5 and t? Click here to see answer by jim_thompson5910(28593)

 Question 625903: how do you translate the sum of a and b, divided by 7? Click here to see answer by jim_thompson5910(28593)

 Question 625905: how do you translate the product of 2 more than a number and 2 less than that same number? Click here to see answer by Edwin McCravy(8908)

 Question 625906: the simple interest earned when a principal p is invested at a rate r for a time t is calculated by multiplying the principal by the rate by the time write an expression for the interest earned. how do you translate that? Click here to see answer by Theo(3459)