Answer:
67
Step-by-step explanation:
complementary mean it equals 90 degrees
90-23 = 67
m<2=67
Answer: 28 red marbles
Step-by-step explanation:
Since there are in total 140 marbles and there are 5 red marbles, just simply divide 140 by 5 and you get your answer. 28 red marbles.
Answer:
Step-by-step explanation:
x^2 + 10x + 5 - 30 = 0
x^2 + 10x - 25 = 0
x^2 + 10x = 25
x^2 + 10x + 25 = 25 + 25
(x + 5)^2 = 50 <====
Answer:
X= -7 ± √17 / 16
x= - 0.7798...
Step-by-step explanation:
Graph the equation in a graphing calculator or in the table in a regular calculator and look for the zero on the x axis and the y axis
