Match each equation with the number that makes it true. item bank: move to top 18 + s = 3327 = 9 · s40 - s = 235 · m = 35 18 s = 3 m 5 = 10m + 14 = 18 - mm + m + 12 = 22n + 7 = 18n - 9 = 22 11 31 7 50 15 17 3 6 5 2

The average human heart beats 1.15 \cdot 10^51.15⋅10 5 1, point, 15, dot, 10, start superscript, 5, end superscript times per day. there are 3.65 \cdot 10^23.65⋅10 2 3, point, 65, dot, 10, start superscript, 2, end superscript days in one year.how many times does the heart beat in one year? write your answer in scientific notation, and round to one decimal place.

If angle 2=3x +1 and angle 3=2x +4what is angle 2

What is the value of x in the equation 2(x-4) = 4(2x + 1)?