7 t-shirts and a hat costs £67.00 5 t-shirts and a hat costs £49.00.
How much does a t-shirt cost?
How much does a hat cost?
pls help need it asap
20 points and a brainlist if you can explain

Arectangular exercise mat has a perimeter of 36 feet the length of the mat is twich the width writeand solve an equation to determine the length in feet. of the mat then find the area in square feet of the mart

The data in the table represent the height of an object over time. which model best represents the data? height of an object time (seconds) height (feet) 05 1 50 2 70 3 48 quadratic, because the height of the object increases or decreases with a multiplicative rate of change quadratic, because the height increases and then decreases exponential, because the height of the object increases or decreases with a multiplicative rate of change exponential, because the height increases and then decreases

The complement of an angle is one-sixth the measure of the supplement of the angle. what is the measure of the complement angle?