dajahj27
03.12.2020 •
Mathematics
CAN SOMEONE PLEASE HELP ME
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Ответ:
R=51
Step-by-step explanation:
6x-9+7x=121
add like terms:6x+7x=13x
13x-9=121
to cancel out (-9) and to isolate x, add on both sides
13x=130
divide into both sides
x=10
to solve for angle Rsubstitute 10 for x
6(10)-9
R=51
Ответ:
A fruit company delivers its fruit in two types of boxes: large and small. A delivery of 2 large boxes and 5 small boxes has a total weight of 96 kilograms. A delivery of 8 large boxes and 3 small boxes has a total weight of 163 kilograms.