Practice mode / Basic Algebra If 5a=2b=40c what is the value of 8a+5b in terms of c? A Option A: 10c B Option B: 164c C Option C: 52c D Option D: 25c E Option E: 82c Correct answer B. 164c Show answer Report a problem How we write and check questions
Question 01 / Basic Algebra If p+q = 4 q+r = -2 r+p=3 then p+q+r =? A Option A: 2?5 B Option B: 5?2 C Option C: 6?2 D Option D: 5 E Option E: 6 Correct answer B. 5?2 Show answer Open question
Question 02 / Basic Algebra If x = (p+q)/(p-q) then x-1 =? A Option A: q/p-q B Option B: 2q/(p+q) C Option C: 2p(p-q) D Option D: 2q/(p-q) E Option E: 2q Correct answer D. 2q/(p-q) Show answer Open question
Question 03 / Basic Algebra If 12/m = 15/m2 then m = A Option A: 5?4 B Option B: 3?5 C Option C: ?5?3 D Option D: ?3?5 E Option E: none Correct answer A. 5?4 Show answer Open question
Question 04 / Basic Algebra (x+y)2 – (x-y)2 = A Option A: 2(x2-y2) B Option B: 2(x2+y2) C Option C: 2x2-2y2-2xy D Option D: 4xy Correct answer D. 4xy Show answer Open question
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