21^2 + 28^2 = Hypotenuse^2
441 + 784 = 1225
sqrt (1225) = 35
hypotenuse = 35
Answer:
equation 1: x-5=-8 <=> x=-3
equation 2: x-3=-6 <=> x=-3
equation 3: x.3=-9 <=> x=-3
equation 4: -9 : x=3 <=> x=-3
=> Four equations that have –3 as the solution: x=-3
Answer: Can we see a picture
Step-by-step explanation:
Answer:
cannot be simplified anymore
Step-by-step explanation:
b(a+c)
