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Maths
GCSE

Given the points (6,6) and (10,8) calculate the gradient of the line passing through them and the point at which it intersects the y-axis?

To find the gradient use the formula:m = (y2-y1)/(x2-x1)Plug in values:m = (8-6)/(10-6) = 1/2Hence gradient = 1/2--Now using the equation for a line y = mx+c and point (10,8)8 = 1/2*10 + cc = 3Hence when ...

GA
Answered by Gilad A. Maths tutor
3643 Views

Describe and explain three adaptations of succulent plants that allow them to live in hot and dry conditions.

There are many to choose from here but we'll take the two most important. Many succulents such as cacti have needles instead of leaves. This reduces the amount of water lost via transpiration meaning that...

HP
Answered by Henry P. Maths tutor
5062 Views

Anne picks a 4-digit number. The first digit is not zero. The 4-digit number is a multiple of 5. How many different 4-digit numbers could she pick?

We know that a digit can be a number between 0 and 9. In this case, the first digit can't be 0, so it has to be a number between 1 and 9. So, we have 9 possible choices for the fi...

XD
Answered by XENI D. Maths tutor
10148 Views

Solve the simultaneous equations: 2x + 3y = 5 and 3x + 4y = 12

  1. 2x + 3y = 52. 3x + 4y = 12
    Firstly, you want to have the same amount of x variables, or y variables. To get the same x, we multiply 1. by 3, and multiply 2. by 2, giving us:
    3. 6x + 9y = 1...
QO
Answered by Quincy O. Maths tutor
6181 Views

How do I make x the subject of the formula?

5x+11=(y+2)/2
Best way to think about this is like its a normal equation where you're trying to find the value of x, just break it down into simple steps. The best thing to do first is to get rid of ...

IO
Answered by Isabelle O. Maths tutor
11740 Views

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