Answer:
you must use pemdas which is parentheses exponents multiplication division addition subtractaction
Answer:
x = -21
Step-by-step explanation:
62 + 2x - 20 = 0.
Combine like terms
42 +2x =0
Subtract 42 from each side
42-42 +2x = 0-42
2x = -42
Divide each side by 2
2x/2 = -42/2
x = -21
3÷2= 1.5
To make sure if it's correct,
1.5
x2
__
3.0
