Simplify and write in standard form in algebraic expression chapter wiTh example

Add the fractions, and simply the result to lowest terms. 2/3 + 2/7= ?

Problem situation: caren is making rice and beans. she can spend no more than $10 on ingredients. she buys one bag of rice for $4.99. beans cost $0.74 per pound. how many pounds of beans, x, can she buy? inequality that represents this situation: 10≥4.99+0.74x drag each number to show if it is a solution to both the inequality and the problem situation, to the inequality only, or if it is not a solution.

If t8 = 4 and t12 = −2, find the first three terms of the arithmetic sequence.