The answer is D. SAS, ASA, and SSS show congruent triangles.
X = -3
Pull out the like terms: -7x - 21 = -7 × ( x + 3)
Solve: -7 = 0
Solve: x + 3 = 0
Subtract 3 from both sides of the equation
So, x = -3
Answer:
i will do it :)
Step-by-step explanation:
Answer:
The answer is x = -7.7 ans x = -1.3
Step-by-step explanation:
Here is the work I did. I used the quadratic formula. Sorry about my bad handwriting.
Answer:
$10 dollars
Step-by-step explanation:
10x9=90