Solve the problem.Bob fenced in a rectangular garden in his yard. The length of the rectangle is 5 feet longer than the width and the perimeter is 94 feet. What is the width of the rectangle?

A. 42 feet
B. 20 feet
C. 23 feet
D. 21 feet


Answer: D

Mathematics

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Solve the problem.A child on a swing initially swings through an arc length of 12 meters. The child stops pushing and sits patiently waiting for the swing to stop moving. If friction slows the swing so the length of each arc is 80% of the length of the previous arc, how far will the child have traveled before the swing stops?

A. The child will travel an infinite distance. B. 25 m C. 60 m D. 24 m

Mathematics

Provide an appropriate response.True or false? The solution of the equation 7y - 6 = 7y + 3 is 0.

What will be an ideal response?

Mathematics

Solve the problem.Explain why  = 5.

What will be an ideal response?

Mathematics

Solve the problem.A projectile is fired upward from the ground with an initial velocity of 400 feet per second. Neglecting air resistance, the height of the projectile at any time t can be described by the polynomial function P(t) = -16t2 + 400t. Find the height of the projectile at t = 9 seconds.

A. 3456 ft B. 2404 ft C. 2304 ft D. 3600 ft

Mathematics