The distribution of resting pulse rates of all students at santa maria high school was approximately normal with mean =80 beats per minute and standard deviation =9 beats per minute

x= -3

step-by-step explanation:

step 1: simplify brackets

4 - x - 1 = 6

step 2: simpilfy

3 - x = 6

step 3: subtract 3 from both sides

-x = 6 - 3

step 4: simpilfy 6 - 3

-x = 3

step 5: multiply both sides by -1

x = -3

the answer is b.

step-by-step explanation:

identity property is where 0+whatever number=whatever number. basically 0+ a number.

answer: i think one of the answer is $150 and $300?

step-by-step explanation: