beaner41 beaner41
  • 17-08-2018
  • Mathematics
contestada

how do i find the sum or difference of this fraction

how do i find the sum or difference of this fraction class=

Respuesta :

yayaherron yayaherron
  • 17-08-2018
1st use the Step! Please, Excuse, My, Dear, Aunt, Sally! Ehich also means (PEMDAS) Parenthesis (), Exponents ", Multiple ×, Division÷, Addition+, and Subtraction-. Than your going to solve! (3n+5)×9=n×7
27n+45=7n
27n-7n=-45
20n=-45
n=-45/20= -9/4
Answer Link

Otras preguntas

Which of the following is incapable of reproducing outside a host cell? -alga -mold - moss -virus
what is the sum of 1/4  and 1/7
differenciate by first principles f(x) = 4x²-4x-3
The periodic table shows that a carbon atom has six protons. This means that a carbon atom also has...
Please fill the blanks with the right answers A. Nucleus B. Mitochondria C. Endoplasmic reticulum D. Cell wall E. Cell membrane F. Ribosomes G. Lysosome H.
How do you write 7.208 in expanded notation form
The periodic table shows that a carbon atom has six protons. This means that a carbon atom also has...
What word describes all of the processes that happen in a living thing?
really dont know what to do ..
differenciate by first principles f(x) = 4x²-4x-3