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3 ( x − 4 ) ≤ 8 x + 13
asked
Jan 22, 2021
Mathematics
high-school
1
answer
3
votes
222k
views
Solve the simultaneous equations. You must show all your working to find x and y. 1/2x -3y = 9 5x y + y = 28
asked
Jan 19, 2021
Mathematics
middle-school
2
answers
4
votes
194k
views
The sum of three numbers is 154 The second number is 8 times the first. The third number is 16 less than the second. What is the third number?
asked
Jan 8, 2021
Mathematics
high-school
1
answer
4
votes
178k
views
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