Please help ASAP the question is in the picture and please explain why and how u got the answer
1 answer:
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Step 1: Hannah + Francine = 120
Step 2: Hannah + Peter = 230
Step 3: Peter = 6 x Francie, which means "Hannah + 6xFrancine = 230
Step 4: from step 1, it ca be Francine = 120 - Hannah
Step 5: from step 3, Hannah + 6 x (120 - hannah) = 230
Step 6: -5 x Hannah + 720 = 230
Step 7: -5 x Hannah = -490
Step 8: Hannah =
Step 9: Hannah has $98
Step 2: Hannah + Peter = 230
Step 3: Peter = 6 x Francie, which means "Hannah + 6xFrancine = 230
Step 4: from step 1, it ca be Francine = 120 - Hannah
Step 5: from step 3, Hannah + 6 x (120 - hannah) = 230
Step 6: -5 x Hannah + 720 = 230
Step 7: -5 x Hannah = -490
Step 8: Hannah =
Step 9: Hannah has $98
x > -3 and x < 4
in interval notation
>; < - a open circle on the number line and the parenthesis ( or )
≥; ≤ - a filled-in circle on the number line and the parenthesis [ or ]
