Simplify. 2(r+ 1) -r. Solve. 7x + 2x = 45 Solve. t/4 + t/3 = 7/12.

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Presentation transcript:

Simplify. 2(r+ 1) -r

Solve. 7x + 2x = 45

Solve. t/4 + t/3 = 7/12

Antonio’s first four test grades were 85, 92, 91, and 80. What must he score on his next test to have an 88 average?

Solve. 14k + 16k + 88 = 163

Solve. 6n + 21 = 4n + 57

The rectangle and triangle have the same perimeter. Find the perimeter of each figure. x X - 7 X + 9 X - 7 X + 2

A bill in the US House of Representatives passed because at least 2/3 of the members present voted in favor of it. If the bill received 284 votes, at least how many members of the House of Representatives were present for the vote?

Solve. -9x > 108