book
Maths Puzzle
Numerical Ability
In an endurance race, Alyson rode her bike 7 miles less than Jeff. Together they rode 39 miles. How far did Jeff Ride?
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book Other Question
The first side of a triangle is 3 cm longer than the second side. The third side is 4 cm shorter than twice the second side. The perimeter is 31 cm. How long is each side?
what does x here equal?
-2.7=-1.3+0.7x