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How do you simplify #root3(1)#?

Joan left Durham traveling 85 mph. Mike,to catch up,left some time later driving at 94 mph. Mike caught up after 7 hours. How long was Joan driving before Mike caught up?

The straight line L passes through the points (0, 12) and (10, 4).
Find an equation of the straight line which is parallel to L and passes through the
point (5, –11).?
Solve without a graph paper and using graphs show working out

A square has a perimeter of 28 cm. All dimensions are increased by a scale factor of 3 to create a similar figure. What would be the perimeter of the new figure?

Please help a answer and how to do?
If k=4, find the value of k+7

How do you simplify #122 + 6 ÷ 3# using order of operations?

How do you solve #5x + 2y = 20# and #x + 4y = 13#?

How many moles are present in #"25 cm"^3# of #"0.2 M"# sodium hydroxide solution?

Three sides of a triangle are consecutive even integers and the perimeter of the triangle is 180 centimeters. What is the length of each of the three sides?

How do you solve for u in #8u=3u+35#?