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Given the equations: x + 3y = 1 and 2x - y = -5, solve for x and y.

Here we have 2 simultaneous equations including the variables x and y. Because we have x in one equation and 2x in another we can approach this in 2 ways. The first method is to obtain 2x in both equation...

Answered by Jake F. • Maths tutor

4978 Views

A recessive allele causes condition X. A heterozygous man and homozygous recessive woman want to have a child. Use a punnet square to determine the probability that the child will have condition X.

Father genotype: HhMother genotype: hh(DRAW PUNNET SQUARE ON WHITEBOARD)Child with condition X will have genotype hh.Probability = 0.5 (50%).

Answered by Amy S. • Biology tutor

2155 Views

In the “separation of powers”, name one branch of government that is separated.

The executive. (There are three powers: the legislature, executive and judicial)

Answered by Tara G. • Politics tutor

886 Views

Translation exercise

Je suis fils unique et je crois que mes parents ne me donnent pas assez de liberté. Cependant, ils sont toujours là pour moi.
Answer: I am an only child (a son) and I don't think my parents give me e...

Answered by Tara G. • French tutor

1937 Views

Rana sells 192 cakes in the ratio small : medium : large = 7 : 6 : 11. medium cakes are worth double small ones and large cakes triple small ones. If the cakes go for £532.48 how much is a small cake worth

First we can work out the actual number of small medium and large cakes. To do this we first add the ratio numbers together7+6+11 = 24We then divide the number of total cakes by this ratio number 192/24 =...

Answered by Oliver R. • Maths tutor

8168 Views