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Christine has more money than David. If Christine gave David £30, then they would have the same amount. If David gave Christine £33, then Christine would have twice as much money as David. How much money does each person have?

We need to start by translating the sentences into algebraic equations. There are 2 unknowns, Christine’s money and David’s money. Let Christine’s money= x Let David’s money = y If Christine gave David £30, ...
BC
Answered by Ben C. • Maths tutor
3672 Views

What is the difference between positive reinforcement and negative reinforcement?

Positive reinforcement refers to the process by which we are more likely to repeat a behaviour if it results in pleasant consequences. Negative reinforcement on the other hand refers to being more likely to ...
LF
Answered by Lawson F. • Psychology tutor
6388 Views

Descrivi la tua famiglia

Mio fratello si chiama Harvey. È più piccolo di me, e ha appena compiuto undici anni. Ha i capelli castani chiari e gli occhi nocciole. Il suo compleanno è il ventisei febbraio. Fortunatamente ci troviamo be...
LF
Answered by Lawson F. • Italian tutor
3146 Views

A loving action is the right one

In regard to this broad question you can cover a range of potential ideas, topics and examples which you are most confident with in order to provide arguments and counter arguments to provide a complete and ...
FS
2767 Views

Read the below passage. Is the following statement true (verdad) or false (falso)? "Maria es de Inglaterra pero ahora vive en Madrid."

Passage: "Hola, soy Maria y voy a colegio en Madrid, la ciudad capital de España. Vivo aquí con mis padres y dos hermanos, pero somos ingleses. Me gusta tocar la guitarra." We need to understand as...
RP
Answered by Roshni P. • Spanish tutor
3049 Views