spike617doesmcp6ithu spike617doesmcp6ithu

01-04-2018
Mathematics

contestada

William is 3 years older than Charmaine.The sum of 3 times charmaines age and 2 times Williams age is 76.How old are William and Charmaine

Respuesta :

emiliaatkinson emiliaatkinson

01-04-2018

Charmaine= x
William=x+3
3 times Charmaine = 3x
2times William = 2x+6
5x+6=76
5x=76-6
5x=70
X=14
Charmaine is 14
William is 3 years older so is 17

Check:
17x2= 34
14x3=42
34+42=76

So Charmaine is 14
William is 17

Answer Link

Otras preguntas

Two 1 litre jugs are each filled with a mixture of olive oil and vinegar. The first jug has 3 times as much as oil as vinegar and the second jug has 4 times as

How consumers behaviour affect market equilibrium

you have a full cylindrical glass of water that stands 8 inches tall and has a radius of 1.5 inches .if you pour the water into a larger cylindrical glass that

The Radius of a sphere is 5 feet. find the area of the great circle of this sphere

other name for blood

The Radius of a sphere is 5 feet. find the area of the great circle of this sphere

What is the coefficient of y in the expression 12+3y-2x?

(X+12) 2 ÷ x2-144 ×-12. 12×-144

The plans for a shed call for a rectangular floor with a perimeter of 204 ft. The length is two times the width. Find the length and width.

The entire region of Northern Africa and southwest Asia has a climate generally described as?