mariaaalopezz
27.06.2020 •
Mathematics
3x - 4y=65
y=42
pls help me
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Ответ:
x = 77 2/3
Step-by-step explanation:
supstitute 42 for y in 3x - 4y = 65
3x - 4 * 42 = 65
3x - 168 = 65
add 168 t0 both sides
3x = 233
divide by 3
x = 77 2/3
Ответ:
oh damm
Step-by-step explanation: