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How do I solve simultaneous equations? Such as 2x + 4y = 8, 3x + 2y = 8.

There are two easy ways to solve simultaneous equations. Substitution and elimination. In order to work with substitution we must rearrange one equation to be equal to either x or y. In this case, 2x+4y=8...

CT
Answered by Cameron T. Maths tutor
6837 Views

Solve the simultaneous equations x+y=3 and-x+5y=-15.

Equation 1: x+y=3Equation 2: -x+5y=-15Step 1: Check to see if any variables (x or y) can be eliminated. As there is x in equation 1 and -x in equation 2, x can be eliminated by adding the equations togeth...

KO
Answered by Katherine O. Maths tutor
3576 Views

Describe the structure of DNA

DNA is a nucleic acid. Nucleic acids are made up of 3 base units: a 5 carbon sugar (for DNA this is deoxyribose), a phosphate and a nitrogenous base. The phosphate group is covalently bonded to the 5th ca...

BM
Answered by Bethanie M. Biology tutor
3763 Views

Integrate the function y = 2x^2 + 3x + 8 with respect to x.

Answer = 2x^3/3 + 3x^2/2 + 8x + CThis is an example of numerical integration from C1. To begin to answer this question, we can integrate each term at a time. To integrate this function, we raise the power...

MC
Answered by Michael C. Maths tutor
3753 Views

How is mitosis different from meiosis?

Mitosis is the replication and division of a cell to produce 2 Identical daughter cells. It happens in all somatic cells all over the body. Meiosis is specific to germ cells (ovaries and ...

SA
Answered by Sophie A. Biology tutor
2075 Views

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