Saturday
December 7, 2013

# Posts by Tom

Total # Posts: 976

Math
If 7x + 5 = -2, find the value of 8x.

Math
If 7x + 5 = -2, find the value of 8x.

eco365
You should be ashamed of yourselve

Algebra 1
Say x is the number of boxes sold in week 1, then: Boxes in week 1: x Boxes in week 2: x + 5 Boxes in week 3: 2x + 10 Total boxes = 4x + 15 4x + 15 = 431 x = 104 So in week 1 there was sold x = 104 in week 2: x + 5 = 109 in week 3: 2x + 10 = 218

Algebra 1
integer 1 = a integer 2 = b b-a = 1 (b is one more than a) b-7 = 2*a (b is seven more than two times a) a = b-1 b-7 = 2*(b-1) b-7 = 2b-2 b = -5 so a should be -6 answer is C)

Physical Science
630J

Chemistry
Dear sir, madam, I am having a little problem with the solution my chemistry book gives on the following problem: We have a person whose body vitamine C concentration decays according to the following formula: 1500*0,974^t. Question A is no problem, but then question B: "...

Math
angle ABC ~= angle ACB BD perpendicular AC The sum fo the three angles in any triangle is 180 degree. Prove: mangle CBD = 1/2 mangle BAC

Math
ÚABC ~= ÚACB BD perpendicular AC The sum fo the three angles in any triangle is 180 degree. Prove: mÚCBD = 1/2 mÚBAC

PHY 101
A 0.425-kg blue bead slides on a frictionless, curved wire, starting from rest at point where h = 1.50 m. At point , the blue bead collides elastically with a 0.675-kg green bead at rest. Find the maximum height the green bead rises as it moves up the wire. PLEASE HELP I HAVE...

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