Friday

July 31, 2015

July 31, 2015

Total # Posts: 33

**algebra**

Find the least common multiple v^3 + 6v^2 +9v, v^2 -6v answer 6v is this correct?
*June 14, 2009*

**algebra**

please help! can someone show me the steps in solving this? find all numbers for which the rational expression is undefined -16/19x
*June 14, 2009*

**algebra**

hat sizes are determined by measuring the circumference of one's head in either inches or centimeters. Use ratio and proportion to complete the following table. Hat size head to 1/5 in head cm 7 1/8 22 2/5 57 ______ ______ 55 Someone please help! i am completely lost with ...
*June 14, 2009*

**algebra**

Could someone check this problem for me? 7a^6/10v^4 multiplied by 100v^7/49a answer 10a^5v^3/7
*June 14, 2009*

**finance**

A rapid rate of Growth in sales may require A. sales forcasts to be made less frequently B. higher dividend payments to shareholders C. the firm to be more lenient with credit customers D. increased borrowing by the firm to support the sales increase Wouldn't the answer to...
*April 11, 2009*

**Math**

could someone please check these problems for me? thank you! 1. Soybean meal is 16% protein; cornmeal is 8% protein. How many lbs of each should be mixed together in order to get 320 lb mixture that is 9% protein/ A: cornmeal- 40lbs soybean-280 lbs 2. -0.7x<-35 A: x>50 3...
*January 8, 2009*

**Math**

1. Soybean meal is 16% protein; cornmeal is 8% protein. How many lbs of each should be mixed together in order to get 320 lb mixture that is 9% protein/ A: cornmeal- 40lbs soybean-280 lbs 2. -0.7x<-35 A: x>50 3. 2+4x<14 A: x<3 4. 8x-(2x+8)=34 A:x=7 5. 5/4x+1/8x=11/...
*January 8, 2009*

**m**

Thank you very much.
*January 8, 2009*

**m**

Ok here are a few more 1. collect like terms 12r+6s-3r-9s A:9r-3s 2. translate to an algebraic expression The product of 46% and some number A: y=0.46x 3. In 1993, the life expectancy of males in a certain country was 61.3 yrs. In 1999, it was 64.7yrs. Let E represent the life...
*January 8, 2009*

**math**

thank you!
*January 8, 2009*

**math**

Can someone check over these problems for me? 1. The width of a rectangle is fixed at 28 cm. What lengths will make the perimeter greater than 70 cm? A: the length must be greater than 7 cm. 2. 7x=-63 A: x=-9 3. Is (-8.-9)a solution of 2x+4y=12 A: No 4. -1/2x=-9/10 A: 9/5 5. ...
*January 8, 2009*

**math**

thank you
*January 7, 2009*

**math**

ok, i typed it out right this time. (5/4)x+(1/8)x=11/8+x (10/8)x+(1/8)x=11/8+x (11/8)x=11/8+x (3/8)x=11/8 Ok now I subtracted from both sides How do I finish the problem out?
*January 7, 2009*

**math**

In 1993, the life expectancy of males in a certain country was 61.3 years. In 1999, it was 64.7 years. Let E represent the life expectancy in year t and let t represent the number of years since 1993. The linear function E(t) that fits the data is? answer: E(t)=-0.03t+61.3 use...
*January 7, 2009*

**math**

(5/4)x+(1/8)x=11/8+x (10/8)x+(1/8)x=11/8+x (11/8)x=11/8+x (3/8)x=11/8 Ok now I subtracted from both sides How do I finish the problem out?
*January 7, 2009*

**math**

Can someone help me finish this problem I am stuck! 5/4x+1/8x=11/8+x 10/8x+1/8x=11/8+x 11/8x=11/8+x 19/8x=11/8
*January 7, 2009*

**math**

could someone please check these problems for me? Thank you! 1. -0.7x<-35 x<50 2. Solve by elimination 3x+4y=3 6x+8y=6 answer:0 3. find y intercept to graph x+5y=10 answer: (0,2)(10,0) 4. use distributive law to solve 7(w-5)=-35 7w-35=-35 if i add 35 to both sides i get ...
*January 7, 2009*

**math**

In 1993, the life expectancy of males in a certain country was 61.3 years. In 1999, it was 64.7 years. Let E represent the life expectancy in year t and let t represent the number of years since 1993. The linear function E(t) that fits the data is? answer: E(t)=-0.03t+61.3 use...
*January 7, 2009*

**math**

i wanted to make sure it was correct. Sorry i didnt say that and thank you
*January 7, 2009*

**math**

Solve system of equations x+3y=7 (1) x=8-3y (2) no solution
*January 7, 2009*

**math**

could someone please check these problems for me? Thank you! 1. -0.7x<-35 x<50 2. Solve by elimination 3x+4y=3 6x+8y=6 answer:0 3. find y intercept to graph x+5y=10 answer: (0,2)(10,0) 4. use distributive law to solve 7(w-5)=-35 7w-35=-35 if i add 35 to both sides i get ...
*January 7, 2009*

**math**

Simplify 1[-61-(58-85)] 1[-61-58+85] -61-58+85 -34
*January 6, 2009*

**math**

solve with distributive property 7(w-5)=-35 7w-35=-35 If add 35 to both sides i get zero 7w=0 so w=0?
*January 6, 2009*

**Math**

-9/7 x 2/3 = -18/21
*January 5, 2009*

**Math**

is this correct? find domain of the function p(x)=x^2-2x+2 x is a real number
*January 5, 2009*

**math**

can someone check this please find indicated outputs for f(x)= 4x^2 - 2x f(0)=0 f(-1)=6 f(2)=14
*January 5, 2009*

**math**

0.5x + 7 less than or equal to 1.3x-8 .5xless than or equal to 1.3x-15 -.8xless than or equal to -15 x less than or equal to-18.75 Is this correct?
*January 5, 2009*

**math**

I am having a really hard time with these! 1. Solve system of equations x+3y=7 (1) x=8-3y (2) 2. find slope (9,8) (10,-7) 3. translate into an algebraic expression The product of 46% and some number
*January 5, 2009*

**math**

thank you
*January 5, 2009*

**math**

Can someone please check my answers? Thank you! 1. is (-8,-9) a solution of 2x+4y=12 No 2. Solve using the multiplication principle. -1/2x=-9/10 answer: 9/5
*January 5, 2009*

**math**

thank you very much
*January 5, 2009*

**math**

The width of a rectangle is fixed at 28 cm. What lengths will make the perimeter greater than 70 cm?
*January 5, 2009*

**math**

I need help on this problem. i'm not sure what to do (3x+16) (4x+219)
*November 23, 2008*

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