Answer:
X= -4
Step-by-step explanation:
2x2 – 5x<span> – 3
thats the answer. </span>
Answer: D
Suppose that 35\%35%35, percent of students in a school can sing their national anthem correctly. The music teacher takes an SRS of 303030 students from the population of 750750750 students at the school and finds that 40\%40%40, percent of students sampled can sing their national anthem correctly. The teacher plans to take more samples like this.
Step-by-step explanation: Khan Academy Explanation
(-9)+(-6)+(-4)+(-1) is the expression and (-20) is the sum
