Yuki weighed several soil samples, each filling a quarter liter measuring cup. The distribution of masses has a mean of 215g and a standard deviation of 60g After recording her measurements, yuki realized that she had forgotten to subtract the mass of the measuring cup which is 20g

Simonne used the following steps to simplify the given expression. 12 - 3(-2x + 4) step 1: 12 + (–3)·(–2x) + (–3)·(4) step 2: 12 + 6x + (–12) step 3: 12 + (–12) + 6x step 4: 0 + 6x step 5: 6x what property of real numbers was used to transition from step 3 to step 4? a. identity property of addition b. inverse property of addition c. associative property of addition d. commutative property of addition

20 only answer if 100% sure most high school-aged teens are very active. a. true b. false

Find solution of the linear equation y = 2/3x + 1/3