X + y = -2
x - y = 6 solve using substitution show work please

Merrida uses a pattern in the multiplication table below to find ratios that are equivalent to 7: 9. if merrida multiplies the first term, 7, by a factor of 6, what should she do to find the other term for the equivalent ratio? multiply 9 by 1. multiply 9 by 6. multiply 9 by 7. multiply 9 by 9.

What three-dimensional solid have 6 rectangular faces, 2 equal bases that are not rectangles and 18 edges

What is the value of p in the equation y^ = -4x?