What’s 5.3 + (-7.45) equal to and do it step by step

Find the average rate of change for f(x) = x2 − 3x − 10 from x = −5 to x = 10.

Is it true that product of 3 consecutive natural numbers is always divisible by 6? justifyyour answer

Sundar used linear combination to solve the system of equations shown. he did so by multiplying the first equation by 5 and the second equation by another number to eliminate the y-terms. what number did sundar multiply the second equation by? 2x+9y=41 3x+5y=36