2 answers:
Replace g for -2 and h for 5. (2(-2) + 9(5) -5) - (6(-2) - 4(5) +2) Taking this one at a time, 2(-2) = -4, and 9(5) = 45. 6(-2) = -12 and -4(5) = -20 (-4 + 45 - 5) - (- 12 - 20 +2) Let’s distribute the negative symbol to the right side. (-4 + 45 - 5) + (12 + 20 - 2) Then, we solve! (-4 + 40) + (12 + 18) (36) + (30) = 66!
Answer:
64
Step-by-step explanation:
Okay, here it goes:
Where there is a g you insert -2 and where there is an h you insert 5
(2(-2)+9(5)-5)-(6(-2)-4(5)+2)
If two numbers are side-by-side with no other sign between them, you multiply
(-4+45-5)-(6(-2)-4(5)+2)
(-4+45-5)-(-12-20+4)
There is a subtraction sign between these equations. That means you must distribute the negative sign to the equation on the right.
Remember:
Negative × Negative = Positive Negative × Positive = Negative Positive × Positive = Positive -4+45-5+12+20-4
Now just add them together. I recommend going left to right.
-4+45=41
41-5=36
36+12=48
48+20=68
68-4=64
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