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Maths
GCSE

Write 7/8 as a decimal

In a non-calculator paper use long division to decimal places when converting fractions.In this scenario, I would use the whiteboard to go through long division step-by-step.Answer = 0.875

EA
Answered by Ebele A. Maths tutor
3167 Views

if b is two thirds of c. 5a = 4c Work out the ratio a : b : c

So firstly, we need to write the statement "b is two thirds of c" as an equation. This can be written as b=2/3 c. As a ratio this can be written as b:c is 2/3:1 . Now we went to write the equat...

MT
Answered by Mike T. Maths tutor
18523 Views

Given 2 points, how do you calculate the equation of a straight line?

Remember that the equation of a straight line function is: ax+c. a= change of y/ change of x
The steps to follow are:1- find the gradient of the slope2- replace the equation by values coming from any...

ZJ
Answered by Zachary J. Maths tutor
2863 Views

Simplify the algebraic expression: (3x^2-7x-6)/(x^2-6x+9)

We start by noticing that both the numerator and denominator are expressions which can be factorised into brackets. Starting with the numerator, we multiply the coefficient of x^2 and the constant term to...

EG
Answered by Emily G. Maths tutor
4203 Views

Solve the simultaneous equations: 3x − y = 23 2x + 3y = 8

Write the 2 equations above each other: 3x-y=23 2x+3y=8First we want to remove the y terms to be able to find out x, so multiply the top equation by 3 9x-3y=69 2x+3y=8Now that we have -3y on the top and -...

JB
Answered by Jessica B. Maths tutor
7586 Views

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