If your answer is not an integer, explain what two integers your answer is between. 82+81+75+86+91+90+75=580

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

Solve the following simultaneous equation by using an algebraic method (either substitution or elimination) 2x + 3y=-4 4x-y=11

The average length of a king cobra is 3.7 m. the record length is 1.88 m longer than the average. how long is the record holder?