AM GIVIG BRAINLIEST look below find the area of each figre you must write the formula under each shape/figure

If x = 12 and y = 3, what is the value of x - y 2? 81 6 3 18

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

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?