math
need help Tweleve is sixteen less than four times a number.
math
someone please help please help don't understand solve each literal equation for the indicated variable. (solve for s) d=c-s ______ n
math
any help would be great The sum of 2 consecutive integers is equal to their difference.
math/algebra
please check my answers Suppose that the temperature outside is dropping at a constant rate. At noon, the temperature is 70 F and it drops to 58 F at 5 p.m. How much did the temperature change each hour? 12/5=2.4 degrees per hour. Evaluate the expression if a=-2, b=5,c=-4, and...
Algebra 2
Before I go on and give you the problenms let me explain. i am not some lazy kid trin to get people to do my homework over the internet. I am freshman that just recently skippeda garde in math and I need some help. The problems below are from my pop quiz out of the text book i...
Algebra 2
Before I go on and give you the problenms let me explain. i am not some lazy kid trin to get people to do my homework over the internet. I am freshman that just recently skippeda garde in math and I need some help. The problems below are from my pop quiz out of the text book i...
algebra
Find all positive values for k for which each of the following can be factored. x^2+3x+kthe coefficent of the middle term is 3 3=2+1 k=2*1=2 did i do this right This one I had no Idea where to start can some one please explain it to me x^2+x-k The second one cannot be factored...
algebra
what expression raised to the third power is 81x^12y^8z^16 answer is 3x^4y^2z^4 No. 3 cubed is 27, and 4 cubed is 64, and (z^4)^3= z^12
algebra
A homeowner wishes to insulate her attic with fiberglass insulation to conserve energy. The insulation comes in 40-cm wide rolls that are cut to fit between the rafters in the attic.if the roof is 7 m from peak to eave and the attic space is 3 m high at the peak, how long does...
algebra 1 help
I am having a hard time understanding these problems would some one please explain what i need to do the teacher is asking me for points on the graph i am totally confused 1)Graph the inequality. y > –5 2)Solve the following system of linear inequalities by graphing.
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