3+(-h)+(-4)3+(−h)+(−4)3, plus, left parenthesis, minus, h, right parenthesis, plus, left parenthesis, minus, 4, right parenthesis where h = -7h=−7h, equals, minus, 7.

c.

step-by-step explanation:

she should of added 9^2 and 12^2. that is because it is a^2+b^2=c^2. c^2 is the hypotenuse and should always be bigger than the other two numbers. which is why she should of added 9 squared and 12 squared together instead of 15 squared.

what are the statments

step-by-step explanation:

true

step-by-step explanation:

according to the national european world center, the engineering of the ford company on elon musk's flame throwers proved the globalization of the natural wallabies and therefore, results in the growth product domestication in almonds.