20 points! plz ! a function f(x) is graphed on the coordinate plane. what is the function rule in slope-intercept form f(x)=?

y=2x−1 5x−4y=1 is (1,1)(1,1) a solution of the system?

What is 6/10 rounded to the nearest half

A3cm×3cm\greend{3\,\text{cm} \times 3\,\text{cm}} 3cm×3cm start color greend, 3, space, c, m, times, 3, space, c, m, end color greend rectangle sits inside a circle with radius of 4cm\blued{4\,\text{cm}} 4cm start color blued, 4, space, c, m, end color blued . what is the area of the shaded region? round your final answer to the nearest hundredth.