Answer:
The number is -3.
Step-by-step explanation:
X = a number
X + 12 = 9
Rearrange to get X on its own.
X = 9 - 12
X = -3
Answer:
189 cm²
Step-by-step explanation:
The area (A) of a rhombus is calculated as
A = 
× product of diagonals
= × 18 × 21 = 9 × 21 = 189 cm²
Grace annual gross salary is 52($483.75-$170)=$313.75 * 52=$16,315
we multiplied by 52 because we have 52 weeks in a year.
Answer: the answer is m-5
Answer:
X=-6
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Step-by-step explanation:
-3x+8+5x=-4
Subtract 8 from both sides and add
2x=-12
X=-6
