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6x-2y=33 4x+3y=9

12x-4y=66 12x+9y=27-13y=39 y=-312x+9(-3)=2712x-27=2712x=54x=4.5
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Answered by Yi S. • Maths tutor
5653 Views

How to form an indirect statement?

REMEMBER: ACC + INF is always the key. Verb of "saying" + acc. in the indirect statement + infinitive. E.g. servus dixit equum malum esse. The slave said that the horse was bad. When keeping the sa...
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Answered by Georgina O. • Latin tutor
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Why is a water molecule non-linear?

Valence Shell Electron Pair Repulsion Theory (VSEPR) states that lone pairs repel other lone pairs more so than they do bonded pairs. In water, the oxygen atom has two lone pairs. These two lone pairs repel ...
HM
Answered by Harry M. • Chemistry tutor
26569 Views

Explain one possible effect on the equilibrium market price of an increase in production costs for firms

An increase in production costs will result in an increase in the equilibrium price. This is because the increase in production cost means that firms will be less willing to supply and therefore there will b...
LR
Answered by Leonie R. • Economics tutor
10678 Views

A linear sequence starts a + 2b, a +6b, a + 10b. The 2nd has a value of 8 and the 5th term has a value of 44. What are the values of a and b?

a + 6b = 8 5th term: a + 18b = 44 term 1: a + 6b = 8term 2: a + 18b = 44 term 2 - term 1: 12b = 36b = 36/12 = 3 a + 6b = 8a + 6(3) = 8a = 8-18 = -10
LR
Answered by Leonie R. • Maths tutor
3724 Views