# Posts by ferrer

Total # Posts: 35

**math**

simplest form [9-b^2]/[b^2-b-6]

**math**

still am not sure how to solve rational expression x/[5(x+2)] + (x-3)/(x+2) = 7/5

**math**

solve rartional expression [x/5x+10] + [x-3/x+2]= [7/5] is the answer -8

**math**

solve rational equation [6/3x-2]+ [3/2x]

**math**

solve rational equation 3/x-1=6/x+2

**math**

solve rational expressions 9 -1= 8 __ ____ x-5 x+5

**math**

solve [3/x-1]=[6/x+2]

**math**

solve 9/x-5-1=8/x+5

**math**

solve 3/x-1=6/x+2

**math**

is this correct 7x+21y-7=7(x+3y-1)

**math**

can you show me the work for factoring 42a^2-43a+6 thanks

**math**

how do I factor 20x+25x^2+4

**Spanish Help Please! Tenses**

yes

**math**

combine like terms 18x^4+2x^3y^3-1-2y^3-17x^4=

**math**

long division 3x^2+8x+4/x+2=

**math**

5^-1 z^7 /(5^2 z^9 ) = 5^3 / z^2 ??

**math**

(a^5 B/a^7 B^-2)^-3

**math**

combine like terms and simplify. 17a^2-16ab^2+3a^3+4ba^3-b^2a=

**math**

yes, I am sorry

**math**

5^-1 z^7 __________ 5^2 z^9 = 5^3 ______ z^2

**math**

is this correct when combining like terms 17a^2b-16ab^2+3a^3+4ba^3-b^2a= 17a^2-17ab^2+7ba^3

**math**

()around the entire problem^3 a^5 b __________ a^7 b-^2

**math**

-8xa^2 b ___________ -5xa^5 b

**math**

when question ask subtract (5y+8y+2) from (7y+9y-8) which expression comes first

**math**

3a2-9ab+4b2-7ab=

**math**

-9xy-xy+7y-6y= -10xy+y

**math**

a fifth power b ____________________all in ()to -3 a seventh power b -2

**math**

-8Xa squared b _________________________ -5Xa fifth power b

**math**

2/7 is not a fractional represetative of 6/21

**math**

not a fractional representativ of 2/7 is 6/21?

**math**

so the LCM for 4 and 20 is 20

**math**

use distributive property to remove parentheses and hen simplify 1/4(20+16)is 9?

**algebra**

LCM of 4 and 20 is 2 or 4. Which one? GCF for 11 and 31 is 1? GCF for 14 and 21 is 7?

**math**

-4(n-4)-23= -7 -4n+16 -23= -7 -4n -7= -7 n=0 is this correct

**math**

-3x+1=-2x(4x+2)

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