Solve the system by substitution. Check your solution.

0.5x+0.25y=36

y+18=16x

a.

(36, 72)

c.

(49, 81)

b.

(9, 126)

d.

(21, 9)

A cheetah can run at top speed for only about 30 seconds. If an antelope is too far away for a cheetah to catch it in 20 seconds, the antelope is probably safe

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On Wednesday, the temperature in Vancouver, Canada, dropped from 29 degrees F to - 17 degrees f. What is the difference in degrees between 29F degrees and - 17F degrees

Clara found the product of 3 - 6y2 and y2 + 2. Her work is shown below. (3 - 6y2) (y2 + 2) = 3 (y2) + (-6y2) (2) = 3y2 - 12y2 = - 9y2 Is the student's work correct? No, she did not multiply - 6y2 by 2 correctly.

Which is a better estimate for the volume of a coffee mug? A) 15 pints B) 15 fluid ounces

Solve 25 = 5^x - 4 A. 1/2 B. 2 C. 4 D. 6

Adam is 2 years old. His sister lina is 1 year less than 3 times his age. write a numerical expression for linas age

If Angle 8 is congruent to angle 10 and Angle 1 is congruent to angle 7, which describes all the lines that must be parallel?

If one angle of a trapezoid is a right angle, the greatest number of additional angles a trapezoid might have is Select one: a. 3 b. 1 c. 2

Where a graph touches the y-axis