I am not good with this math either so my guess would be to choose C for all numbers shown are positive
Answer:
a = - 3
Step-by-step explanation:
The equation has common factors x(x + 3) on both sides
For the 2 sides of the equation to be equal, then the factor
(x + a) = (x - 3) and by comparison
a = - 3
Answer:
its 19 okie dokie
Step-by-step explanation:
Step-by-step explanation:
d. 5x+3y=15 is the answer
coordinate 3,0 and 0,5
5•3 +(3•0)=15
5•0 +(3•5)=15
Answer: 62°
Step-by-step explanation:
Total angle in a triangle = 180°
40° + 78° + < N = 180°
118° + <N =180
<N = 180 -118
<N=62°
