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Solve 7(x-5)=25-3x

Firstly, expand the left hand side of the equation out to produce: [7x-35=25-3x]. Bring all the x's to one side (to form 10x=60). Divide both sides by 10 to find the solution for x [x=60/10]. Therefore, x=6
JJ
Answered by Jenni J. • Maths tutor
4985 Views

Explain how to conjugate the conditional tense for regular verbs

The conditional tense is formed in two parts. For regular -ir and -er verbs, we use the infinitive as the stem. For regular verbs ending in -re we must first remove the "e" to create the stem. Once...
MJ
Answered by Miranda J. • French tutor
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Factorise (x^2-100) and then solve for x.

When looking at factorising quadratic equations, the first approach should be to identify what is in front of the x term and the value of the c term, with the equation being in the form of y=A(x^2)+Bx+c.So t...
SA
Answered by Syed A. • Maths tutor
7618 Views

Solve x/2 + 3x/(x+) = 1

(x/2) + 3x/(x+1) = 1x(x+1) + 6x = 2x + 2x 2 + x + 6x - 2x = 2x 2 + 5x - 2 = 0 Using the quadratic formula, x 1 = (-5+(29) 1/2 )/2x 2 = (-5-(29) 1/2 )/2
ED
Answered by Emily D. • Maths tutor
3533 Views

Show that a parallelogram is composed of an isosceles trapezium and an isosceles triangle

Draw a parallelogram composed of a trapezium and a traingle.Label:obtuse trapezium anlges as aacute trapezium angles as bbase triangular angles as ctop triangular angle as d By definition of a parallelogram,...
ED
Answered by Emily D. • Maths tutor
4290 Views