F(3) = -402 + 4 (3) - 4
f(3) = -394
16) Yes, rotating a figure does not change it's shape or size.
17) When you reflect a point (or points that make up a triangle) over the y-axis, multiply the x-coordinate of the ordered pair by -1. This gets you (-1,1) (-1,5) (-4,1)
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Answer:
21 - n = 7 ; n = 14
Step-by-step explanation:
21 - 14 = 7
7 + 14 = 21
14 is 7 multiplied by 2 and 21 is 7 multiplied my 3
Answer:
Step-by-step explanation:
true
Answer: x = -3
Step-by-step explanation:
Solve for the first variable in one of the equations, then substitute the result into the other equation.