10x - 12 + 10 = 18 - 20
10x - 2 = -2
10x = 0
x = 0
You could use a calculator, or do mental math.
Answer
:X + Y = 5.678
X ± 9.876 = Y
Step-by-step explanation:
needed points
Multiply both sides by 55 to get x=25
Use PEMDAS To solve this equation. First we start with Parenthesis. (-8) is in parenthesis. We don't have any exponents. We do have multiplication (-8)*4=-32 We don't have any division. We don't have any addition. We have subtraction. -32+12=44. So our answer is B. 44