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Find x and y of these two equations: 2x - 3y = 13 and 3x + y = 3

In order to find the unknown variables x and y we need to simplify these equations in the way that will make it possible for us to get rid of either x or y variable, and make it easier to solve the remaining...
ZB
Answered by Zuzana B. • Maths tutor
22339 Views

Solve 13+4x=7-4x

Collect like terms on one side: 4x+4x=7-132. Simplify: 8x=-63. Divide to find the solution for x: x=-6/84. Simplify again for the answer: x=-3/4
HK
Answered by Hafsah K. • Maths tutor
5902 Views

How do you differentiate? And how is integration related to it?

Differentiation is pretty simple! It has a set of instructions you need to follow and then you should be good to go! For example, differentiate x^6 The first step is to bring down the power and multiply it w...
AM
Answered by Ashmita M. • Maths tutor
4929 Views

Solve 2x + 10 = 4x + 6

This question require us to rearrange the equation and solve it to find the vale of x. Firstly we need to make sure all of the x are on one side of the equation. To put all the values of x on one side we can...
SC
Answered by Sophie C. • Maths tutor
7700 Views

work out the value of 4a + 2b when a = 4 and b = 3

To solve this question you want to do it step by step. Firstly replace the 'a' with '4' and calculate the first part of the sum. 4 multiplied by 4, which is 16. Next replace 'b' with '3' and calculate the se...
JF
Answered by Joseph F. • Maths tutor
33132 Views