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Gavin, Harry and Isabel each earn the same salary. Gavin saves 28% of his salary. Harry spends 3/4 of his salary and saves the rest. The amount Isabel saves:The amount she spends=3:7. Who saves the most?

To work out who saved the most we will need to compare the amounts they all saved which we can do easily when they're all in the same form. the easiest one to convert to is percentages because all the values...
RD
Answered by Raneem D. • Maths tutor
11044 Views

3x + y = -4; 3x -4y = 6; Solve the simultaneous equations for x and y

x = -2/3y = -2
JB
Answered by Jack B. • Maths tutor
4277 Views

Solve 6x – 5 = 2x + 13

6x - 5 = 2x + 13 (+5) -> 6x - 5 + 5 = 2x + 13 +5 ------> 6x = 2x + 18 (-2x) -> 6x - 2x = 2x - 2x + 18 ----------> 4x = 18 (divide 4) -> 4x/4 = 18/4 ---------> x=4.5 -------------------> ...
Answered by • Maths tutor
6443 Views

write a balanced equation of the reaction between sodium and oxygen

2Na + O > Na 2 O
EB
Answered by erica b. • Chemistry tutor
4670 Views

Translate the following passage: I like to go on holiday to Spain. It is always sunny and our favourite hotel has a big swimming pool. Last summer we went to Madrid and I saw a concert in the bull-ring. I am going to study Spanish in the future.

Me gusta ir de vacaciones a España. Siempre hace sol y nuestro hotel favorito tiene una piscina grande. El verano pasado, fuimos a Madrid y vi un concierto en la plaza de toros. Voy a estudiar el español en ...
AW
Answered by Amber W. • Spanish tutor
3586 Views